385474756fe0b8d2b1d4b32f51a64344d50a348e
[emels.git] / emels / static / admin / js / vendor / jquery / jquery.js
1 /*!
2  * jQuery JavaScript Library v2.2.3
3  * http://jquery.com/
4  *
5  * Includes Sizzle.js
6  * http://sizzlejs.com/
7  *
8  * Copyright jQuery Foundation and other contributors
9  * Released under the MIT license
10  * http://jquery.org/license
11  *
12  * Date: 2016-04-05T19:26Z
13  */
14
15 (function( global, factory ) {
16
17         if ( typeof module === "object" && typeof module.exports === "object" ) {
18                 // For CommonJS and CommonJS-like environments where a proper `window`
19                 // is present, execute the factory and get jQuery.
20                 // For environments that do not have a `window` with a `document`
21                 // (such as Node.js), expose a factory as module.exports.
22                 // This accentuates the need for the creation of a real `window`.
23                 // e.g. var jQuery = require("jquery")(window);
24                 // See ticket #14549 for more info.
25                 module.exports = global.document ?
26                         factory( global, true ) :
27                         function( w ) {
28                                 if ( !w.document ) {
29                                         throw new Error( "jQuery requires a window with a document" );
30                                 }
31                                 return factory( w );
32                         };
33         } else {
34                 factory( global );
35         }
36
37 // Pass this if window is not defined yet
38 }(typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
39
40 // Support: Firefox 18+
41 // Can't be in strict mode, several libs including ASP.NET trace
42 // the stack via arguments.caller.callee and Firefox dies if
43 // you try to trace through "use strict" call chains. (#13335)
44 //"use strict";
45 var arr = [];
46
47 var document = window.document;
48
49 var slice = arr.slice;
50
51 var concat = arr.concat;
52
53 var push = arr.push;
54
55 var indexOf = arr.indexOf;
56
57 var class2type = {};
58
59 var toString = class2type.toString;
60
61 var hasOwn = class2type.hasOwnProperty;
62
63 var support = {};
64
65
66
67 var
68         version = "2.2.3",
69
70         // Define a local copy of jQuery
71         jQuery = function( selector, context ) {
72
73                 // The jQuery object is actually just the init constructor 'enhanced'
74                 // Need init if jQuery is called (just allow error to be thrown if not included)
75                 return new jQuery.fn.init( selector, context );
76         },
77
78         // Support: Android<4.1
79         // Make sure we trim BOM and NBSP
80         rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
81
82         // Matches dashed string for camelizing
83         rmsPrefix = /^-ms-/,
84         rdashAlpha = /-([\da-z])/gi,
85
86         // Used by jQuery.camelCase as callback to replace()
87         fcamelCase = function( all, letter ) {
88                 return letter.toUpperCase();
89         };
90
91 jQuery.fn = jQuery.prototype = {
92
93         // The current version of jQuery being used
94         jquery: version,
95
96         constructor: jQuery,
97
98         // Start with an empty selector
99         selector: "",
100
101         // The default length of a jQuery object is 0
102         length: 0,
103
104         toArray: function() {
105                 return slice.call( this );
106         },
107
108         // Get the Nth element in the matched element set OR
109         // Get the whole matched element set as a clean array
110         get: function( num ) {
111                 return num != null ?
112
113                         // Return just the one element from the set
114                         ( num < 0 ? this[ num + this.length ] : this[ num ] ) :
115
116                         // Return all the elements in a clean array
117                         slice.call( this );
118         },
119
120         // Take an array of elements and push it onto the stack
121         // (returning the new matched element set)
122         pushStack: function( elems ) {
123
124                 // Build a new jQuery matched element set
125                 var ret = jQuery.merge( this.constructor(), elems );
126
127                 // Add the old object onto the stack (as a reference)
128                 ret.prevObject = this;
129                 ret.context = this.context;
130
131                 // Return the newly-formed element set
132                 return ret;
133         },
134
135         // Execute a callback for every element in the matched set.
136         each: function( callback ) {
137                 return jQuery.each( this, callback );
138         },
139
140         map: function( callback ) {
141                 return this.pushStack( jQuery.map( this, function( elem, i ) {
142                         return callback.call( elem, i, elem );
143                 } ) );
144         },
145
146         slice: function() {
147                 return this.pushStack( slice.apply( this, arguments ) );
148         },
149
150         first: function() {
151                 return this.eq( 0 );
152         },
153
154         last: function() {
155                 return this.eq( -1 );
156         },
157
158         eq: function( i ) {
159                 var len = this.length,
160                         j = +i + ( i < 0 ? len : 0 );
161                 return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );
162         },
163
164         end: function() {
165                 return this.prevObject || this.constructor();
166         },
167
168         // For internal use only.
169         // Behaves like an Array's method, not like a jQuery method.
170         push: push,
171         sort: arr.sort,
172         splice: arr.splice
173 };
174
175 jQuery.extend = jQuery.fn.extend = function() {
176         var options, name, src, copy, copyIsArray, clone,
177                 target = arguments[ 0 ] || {},
178                 i = 1,
179                 length = arguments.length,
180                 deep = false;
181
182         // Handle a deep copy situation
183         if ( typeof target === "boolean" ) {
184                 deep = target;
185
186                 // Skip the boolean and the target
187                 target = arguments[ i ] || {};
188                 i++;
189         }
190
191         // Handle case when target is a string or something (possible in deep copy)
192         if ( typeof target !== "object" && !jQuery.isFunction( target ) ) {
193                 target = {};
194         }
195
196         // Extend jQuery itself if only one argument is passed
197         if ( i === length ) {
198                 target = this;
199                 i--;
200         }
201
202         for ( ; i < length; i++ ) {
203
204                 // Only deal with non-null/undefined values
205                 if ( ( options = arguments[ i ] ) != null ) {
206
207                         // Extend the base object
208                         for ( name in options ) {
209                                 src = target[ name ];
210                                 copy = options[ name ];
211
212                                 // Prevent never-ending loop
213                                 if ( target === copy ) {
214                                         continue;
215                                 }
216
217                                 // Recurse if we're merging plain objects or arrays
218                                 if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
219                                         ( copyIsArray = jQuery.isArray( copy ) ) ) ) {
220
221                                         if ( copyIsArray ) {
222                                                 copyIsArray = false;
223                                                 clone = src && jQuery.isArray( src ) ? src : [];
224
225                                         } else {
226                                                 clone = src && jQuery.isPlainObject( src ) ? src : {};
227                                         }
228
229                                         // Never move original objects, clone them
230                                         target[ name ] = jQuery.extend( deep, clone, copy );
231
232                                 // Don't bring in undefined values
233                                 } else if ( copy !== undefined ) {
234                                         target[ name ] = copy;
235                                 }
236                         }
237                 }
238         }
239
240         // Return the modified object
241         return target;
242 };
243
244 jQuery.extend( {
245
246         // Unique for each copy of jQuery on the page
247         expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
248
249         // Assume jQuery is ready without the ready module
250         isReady: true,
251
252         error: function( msg ) {
253                 throw new Error( msg );
254         },
255
256         noop: function() {},
257
258         isFunction: function( obj ) {
259                 return jQuery.type( obj ) === "function";
260         },
261
262         isArray: Array.isArray,
263
264         isWindow: function( obj ) {
265                 return obj != null && obj === obj.window;
266         },
267
268         isNumeric: function( obj ) {
269
270                 // parseFloat NaNs numeric-cast false positives (null|true|false|"")
271                 // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
272                 // subtraction forces infinities to NaN
273                 // adding 1 corrects loss of precision from parseFloat (#15100)
274                 var realStringObj = obj && obj.toString();
275                 return !jQuery.isArray( obj ) && ( realStringObj - parseFloat( realStringObj ) + 1 ) >= 0;
276         },
277
278         isPlainObject: function( obj ) {
279                 var key;
280
281                 // Not plain objects:
282                 // - Any object or value whose internal [[Class]] property is not "[object Object]"
283                 // - DOM nodes
284                 // - window
285                 if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
286                         return false;
287                 }
288
289                 // Not own constructor property must be Object
290                 if ( obj.constructor &&
291                                 !hasOwn.call( obj, "constructor" ) &&
292                                 !hasOwn.call( obj.constructor.prototype || {}, "isPrototypeOf" ) ) {
293                         return false;
294                 }
295
296                 // Own properties are enumerated firstly, so to speed up,
297                 // if last one is own, then all properties are own
298                 for ( key in obj ) {}
299
300                 return key === undefined || hasOwn.call( obj, key );
301         },
302
303         isEmptyObject: function( obj ) {
304                 var name;
305                 for ( name in obj ) {
306                         return false;
307                 }
308                 return true;
309         },
310
311         type: function( obj ) {
312                 if ( obj == null ) {
313                         return obj + "";
314                 }
315
316                 // Support: Android<4.0, iOS<6 (functionish RegExp)
317                 return typeof obj === "object" || typeof obj === "function" ?
318                         class2type[ toString.call( obj ) ] || "object" :
319                         typeof obj;
320         },
321
322         // Evaluates a script in a global context
323         globalEval: function( code ) {
324                 var script,
325                         indirect = eval;
326
327                 code = jQuery.trim( code );
328
329                 if ( code ) {
330
331                         // If the code includes a valid, prologue position
332                         // strict mode pragma, execute code by injecting a
333                         // script tag into the document.
334                         if ( code.indexOf( "use strict" ) === 1 ) {
335                                 script = document.createElement( "script" );
336                                 script.text = code;
337                                 document.head.appendChild( script ).parentNode.removeChild( script );
338                         } else {
339
340                                 // Otherwise, avoid the DOM node creation, insertion
341                                 // and removal by using an indirect global eval
342
343                                 indirect( code );
344                         }
345                 }
346         },
347
348         // Convert dashed to camelCase; used by the css and data modules
349         // Support: IE9-11+
350         // Microsoft forgot to hump their vendor prefix (#9572)
351         camelCase: function( string ) {
352                 return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
353         },
354
355         nodeName: function( elem, name ) {
356                 return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
357         },
358
359         each: function( obj, callback ) {
360                 var length, i = 0;
361
362                 if ( isArrayLike( obj ) ) {
363                         length = obj.length;
364                         for ( ; i < length; i++ ) {
365                                 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
366                                         break;
367                                 }
368                         }
369                 } else {
370                         for ( i in obj ) {
371                                 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
372                                         break;
373                                 }
374                         }
375                 }
376
377                 return obj;
378         },
379
380         // Support: Android<4.1
381         trim: function( text ) {
382                 return text == null ?
383                         "" :
384                         ( text + "" ).replace( rtrim, "" );
385         },
386
387         // results is for internal usage only
388         makeArray: function( arr, results ) {
389                 var ret = results || [];
390
391                 if ( arr != null ) {
392                         if ( isArrayLike( Object( arr ) ) ) {
393                                 jQuery.merge( ret,
394                                         typeof arr === "string" ?
395                                         [ arr ] : arr
396                                 );
397                         } else {
398                                 push.call( ret, arr );
399                         }
400                 }
401
402                 return ret;
403         },
404
405         inArray: function( elem, arr, i ) {
406                 return arr == null ? -1 : indexOf.call( arr, elem, i );
407         },
408
409         merge: function( first, second ) {
410                 var len = +second.length,
411                         j = 0,
412                         i = first.length;
413
414                 for ( ; j < len; j++ ) {
415                         first[ i++ ] = second[ j ];
416                 }
417
418                 first.length = i;
419
420                 return first;
421         },
422
423         grep: function( elems, callback, invert ) {
424                 var callbackInverse,
425                         matches = [],
426                         i = 0,
427                         length = elems.length,
428                         callbackExpect = !invert;
429
430                 // Go through the array, only saving the items
431                 // that pass the validator function
432                 for ( ; i < length; i++ ) {
433                         callbackInverse = !callback( elems[ i ], i );
434                         if ( callbackInverse !== callbackExpect ) {
435                                 matches.push( elems[ i ] );
436                         }
437                 }
438
439                 return matches;
440         },
441
442         // arg is for internal usage only
443         map: function( elems, callback, arg ) {
444                 var length, value,
445                         i = 0,
446                         ret = [];
447
448                 // Go through the array, translating each of the items to their new values
449                 if ( isArrayLike( elems ) ) {
450                         length = elems.length;
451                         for ( ; i < length; i++ ) {
452                                 value = callback( elems[ i ], i, arg );
453
454                                 if ( value != null ) {
455                                         ret.push( value );
456                                 }
457                         }
458
459                 // Go through every key on the object,
460                 } else {
461                         for ( i in elems ) {
462                                 value = callback( elems[ i ], i, arg );
463
464                                 if ( value != null ) {
465                                         ret.push( value );
466                                 }
467                         }
468                 }
469
470                 // Flatten any nested arrays
471                 return concat.apply( [], ret );
472         },
473
474         // A global GUID counter for objects
475         guid: 1,
476
477         // Bind a function to a context, optionally partially applying any
478         // arguments.
479         proxy: function( fn, context ) {
480                 var tmp, args, proxy;
481
482                 if ( typeof context === "string" ) {
483                         tmp = fn[ context ];
484                         context = fn;
485                         fn = tmp;
486                 }
487
488                 // Quick check to determine if target is callable, in the spec
489                 // this throws a TypeError, but we will just return undefined.
490                 if ( !jQuery.isFunction( fn ) ) {
491                         return undefined;
492                 }
493
494                 // Simulated bind
495                 args = slice.call( arguments, 2 );
496                 proxy = function() {
497                         return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
498                 };
499
500                 // Set the guid of unique handler to the same of original handler, so it can be removed
501                 proxy.guid = fn.guid = fn.guid || jQuery.guid++;
502
503                 return proxy;
504         },
505
506         now: Date.now,
507
508         // jQuery.support is not used in Core but other projects attach their
509         // properties to it so it needs to exist.
510         support: support
511 } );
512
513 // JSHint would error on this code due to the Symbol not being defined in ES5.
514 // Defining this global in .jshintrc would create a danger of using the global
515 // unguarded in another place, it seems safer to just disable JSHint for these
516 // three lines.
517 /* jshint ignore: start */
518 if ( typeof Symbol === "function" ) {
519         jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
520 }
521 /* jshint ignore: end */
522
523 // Populate the class2type map
524 jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
525 function( i, name ) {
526         class2type[ "[object " + name + "]" ] = name.toLowerCase();
527 } );
528
529 function isArrayLike( obj ) {
530
531         // Support: iOS 8.2 (not reproducible in simulator)
532         // `in` check used to prevent JIT error (gh-2145)
533         // hasOwn isn't used here due to false negatives
534         // regarding Nodelist length in IE
535         var length = !!obj && "length" in obj && obj.length,
536                 type = jQuery.type( obj );
537
538         if ( type === "function" || jQuery.isWindow( obj ) ) {
539                 return false;
540         }
541
542         return type === "array" || length === 0 ||
543                 typeof length === "number" && length > 0 && ( length - 1 ) in obj;
544 }
545 var Sizzle =
546 /*!
547  * Sizzle CSS Selector Engine v2.2.1
548  * http://sizzlejs.com/
549  *
550  * Copyright jQuery Foundation and other contributors
551  * Released under the MIT license
552  * http://jquery.org/license
553  *
554  * Date: 2015-10-17
555  */
556 (function( window ) {
557
558 var i,
559         support,
560         Expr,
561         getText,
562         isXML,
563         tokenize,
564         compile,
565         select,
566         outermostContext,
567         sortInput,
568         hasDuplicate,
569
570         // Local document vars
571         setDocument,
572         document,
573         docElem,
574         documentIsHTML,
575         rbuggyQSA,
576         rbuggyMatches,
577         matches,
578         contains,
579
580         // Instance-specific data
581         expando = "sizzle" + 1 * new Date(),
582         preferredDoc = window.document,
583         dirruns = 0,
584         done = 0,
585         classCache = createCache(),
586         tokenCache = createCache(),
587         compilerCache = createCache(),
588         sortOrder = function( a, b ) {
589                 if ( a === b ) {
590                         hasDuplicate = true;
591                 }
592                 return 0;
593         },
594
595         // General-purpose constants
596         MAX_NEGATIVE = 1 << 31,
597
598         // Instance methods
599         hasOwn = ({}).hasOwnProperty,
600         arr = [],
601         pop = arr.pop,
602         push_native = arr.push,
603         push = arr.push,
604         slice = arr.slice,
605         // Use a stripped-down indexOf as it's faster than native
606         // http://jsperf.com/thor-indexof-vs-for/5
607         indexOf = function( list, elem ) {
608                 var i = 0,
609                         len = list.length;
610                 for ( ; i < len; i++ ) {
611                         if ( list[i] === elem ) {
612                                 return i;
613                         }
614                 }
615                 return -1;
616         },
617
618         booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
619
620         // Regular expressions
621
622         // http://www.w3.org/TR/css3-selectors/#whitespace
623         whitespace = "[\\x20\\t\\r\\n\\f]",
624
625         // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
626         identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
627
628         // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
629         attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
630                 // Operator (capture 2)
631                 "*([*^$|!~]?=)" + whitespace +
632                 // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
633                 "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
634                 "*\\]",
635
636         pseudos = ":(" + identifier + ")(?:\\((" +
637                 // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
638                 // 1. quoted (capture 3; capture 4 or capture 5)
639                 "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
640                 // 2. simple (capture 6)
641                 "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
642                 // 3. anything else (capture 2)
643                 ".*" +
644                 ")\\)|)",
645
646         // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
647         rwhitespace = new RegExp( whitespace + "+", "g" ),
648         rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
649
650         rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
651         rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
652
653         rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ),
654
655         rpseudo = new RegExp( pseudos ),
656         ridentifier = new RegExp( "^" + identifier + "$" ),
657
658         matchExpr = {
659                 "ID": new RegExp( "^#(" + identifier + ")" ),
660                 "CLASS": new RegExp( "^\\.(" + identifier + ")" ),
661                 "TAG": new RegExp( "^(" + identifier + "|[*])" ),
662                 "ATTR": new RegExp( "^" + attributes ),
663                 "PSEUDO": new RegExp( "^" + pseudos ),
664                 "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
665                         "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
666                         "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
667                 "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
668                 // For use in libraries implementing .is()
669                 // We use this for POS matching in `select`
670                 "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
671                         whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
672         },
673
674         rinputs = /^(?:input|select|textarea|button)$/i,
675         rheader = /^h\d$/i,
676
677         rnative = /^[^{]+\{\s*\[native \w/,
678
679         // Easily-parseable/retrievable ID or TAG or CLASS selectors
680         rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
681
682         rsibling = /[+~]/,
683         rescape = /'|\\/g,
684
685         // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
686         runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
687         funescape = function( _, escaped, escapedWhitespace ) {
688                 var high = "0x" + escaped - 0x10000;
689                 // NaN means non-codepoint
690                 // Support: Firefox<24
691                 // Workaround erroneous numeric interpretation of +"0x"
692                 return high !== high || escapedWhitespace ?
693                         escaped :
694                         high < 0 ?
695                                 // BMP codepoint
696                                 String.fromCharCode( high + 0x10000 ) :
697                                 // Supplemental Plane codepoint (surrogate pair)
698                                 String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
699         },
700
701         // Used for iframes
702         // See setDocument()
703         // Removing the function wrapper causes a "Permission Denied"
704         // error in IE
705         unloadHandler = function() {
706                 setDocument();
707         };
708
709 // Optimize for push.apply( _, NodeList )
710 try {
711         push.apply(
712                 (arr = slice.call( preferredDoc.childNodes )),
713                 preferredDoc.childNodes
714         );
715         // Support: Android<4.0
716         // Detect silently failing push.apply
717         arr[ preferredDoc.childNodes.length ].nodeType;
718 } catch ( e ) {
719         push = { apply: arr.length ?
720
721                 // Leverage slice if possible
722                 function( target, els ) {
723                         push_native.apply( target, slice.call(els) );
724                 } :
725
726                 // Support: IE<9
727                 // Otherwise append directly
728                 function( target, els ) {
729                         var j = target.length,
730                                 i = 0;
731                         // Can't trust NodeList.length
732                         while ( (target[j++] = els[i++]) ) {}
733                         target.length = j - 1;
734                 }
735         };
736 }
737
738 function Sizzle( selector, context, results, seed ) {
739         var m, i, elem, nid, nidselect, match, groups, newSelector,
740                 newContext = context && context.ownerDocument,
741
742                 // nodeType defaults to 9, since context defaults to document
743                 nodeType = context ? context.nodeType : 9;
744
745         results = results || [];
746
747         // Return early from calls with invalid selector or context
748         if ( typeof selector !== "string" || !selector ||
749                 nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {
750
751                 return results;
752         }
753
754         // Try to shortcut find operations (as opposed to filters) in HTML documents
755         if ( !seed ) {
756
757                 if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
758                         setDocument( context );
759                 }
760                 context = context || document;
761
762                 if ( documentIsHTML ) {
763
764                         // If the selector is sufficiently simple, try using a "get*By*" DOM method
765                         // (excepting DocumentFragment context, where the methods don't exist)
766                         if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) {
767
768                                 // ID selector
769                                 if ( (m = match[1]) ) {
770
771                                         // Document context
772                                         if ( nodeType === 9 ) {
773                                                 if ( (elem = context.getElementById( m )) ) {
774
775                                                         // Support: IE, Opera, Webkit
776                                                         // TODO: identify versions
777                                                         // getElementById can match elements by name instead of ID
778                                                         if ( elem.id === m ) {
779                                                                 results.push( elem );
780                                                                 return results;
781                                                         }
782                                                 } else {
783                                                         return results;
784                                                 }
785
786                                         // Element context
787                                         } else {
788
789                                                 // Support: IE, Opera, Webkit
790                                                 // TODO: identify versions
791                                                 // getElementById can match elements by name instead of ID
792                                                 if ( newContext && (elem = newContext.getElementById( m )) &&
793                                                         contains( context, elem ) &&
794                                                         elem.id === m ) {
795
796                                                         results.push( elem );
797                                                         return results;
798                                                 }
799                                         }
800
801                                 // Type selector
802                                 } else if ( match[2] ) {
803                                         push.apply( results, context.getElementsByTagName( selector ) );
804                                         return results;
805
806                                 // Class selector
807                                 } else if ( (m = match[3]) && support.getElementsByClassName &&
808                                         context.getElementsByClassName ) {
809
810                                         push.apply( results, context.getElementsByClassName( m ) );
811                                         return results;
812                                 }
813                         }
814
815                         // Take advantage of querySelectorAll
816                         if ( support.qsa &&
817                                 !compilerCache[ selector + " " ] &&
818                                 (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
819
820                                 if ( nodeType !== 1 ) {
821                                         newContext = context;
822                                         newSelector = selector;
823
824                                 // qSA looks outside Element context, which is not what we want
825                                 // Thanks to Andrew Dupont for this workaround technique
826                                 // Support: IE <=8
827                                 // Exclude object elements
828                                 } else if ( context.nodeName.toLowerCase() !== "object" ) {
829
830                                         // Capture the context ID, setting it first if necessary
831                                         if ( (nid = context.getAttribute( "id" )) ) {
832                                                 nid = nid.replace( rescape, "\\$&" );
833                                         } else {
834                                                 context.setAttribute( "id", (nid = expando) );
835                                         }
836
837                                         // Prefix every selector in the list
838                                         groups = tokenize( selector );
839                                         i = groups.length;
840                                         nidselect = ridentifier.test( nid ) ? "#" + nid : "[id='" + nid + "']";
841                                         while ( i-- ) {
842                                                 groups[i] = nidselect + " " + toSelector( groups[i] );
843                                         }
844                                         newSelector = groups.join( "," );
845
846                                         // Expand context for sibling selectors
847                                         newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
848                                                 context;
849                                 }
850
851                                 if ( newSelector ) {
852                                         try {
853                                                 push.apply( results,
854                                                         newContext.querySelectorAll( newSelector )
855                                                 );
856                                                 return results;
857                                         } catch ( qsaError ) {
858                                         } finally {
859                                                 if ( nid === expando ) {
860                                                         context.removeAttribute( "id" );
861                                                 }
862                                         }
863                                 }
864                         }
865                 }
866         }
867
868         // All others
869         return select( selector.replace( rtrim, "$1" ), context, results, seed );
870 }
871
872 /**
873  * Create key-value caches of limited size
874  * @returns {function(string, object)} Returns the Object data after storing it on itself with
875  *      property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
876  *      deleting the oldest entry
877  */
878 function createCache() {
879         var keys = [];
880
881         function cache( key, value ) {
882                 // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
883                 if ( keys.push( key + " " ) > Expr.cacheLength ) {
884                         // Only keep the most recent entries
885                         delete cache[ keys.shift() ];
886                 }
887                 return (cache[ key + " " ] = value);
888         }
889         return cache;
890 }
891
892 /**
893  * Mark a function for special use by Sizzle
894  * @param {Function} fn The function to mark
895  */
896 function markFunction( fn ) {
897         fn[ expando ] = true;
898         return fn;
899 }
900
901 /**
902  * Support testing using an element
903  * @param {Function} fn Passed the created div and expects a boolean result
904  */
905 function assert( fn ) {
906         var div = document.createElement("div");
907
908         try {
909                 return !!fn( div );
910         } catch (e) {
911                 return false;
912         } finally {
913                 // Remove from its parent by default
914                 if ( div.parentNode ) {
915                         div.parentNode.removeChild( div );
916                 }
917                 // release memory in IE
918                 div = null;
919         }
920 }
921
922 /**
923  * Adds the same handler for all of the specified attrs
924  * @param {String} attrs Pipe-separated list of attributes
925  * @param {Function} handler The method that will be applied
926  */
927 function addHandle( attrs, handler ) {
928         var arr = attrs.split("|"),
929                 i = arr.length;
930
931         while ( i-- ) {
932                 Expr.attrHandle[ arr[i] ] = handler;
933         }
934 }
935
936 /**
937  * Checks document order of two siblings
938  * @param {Element} a
939  * @param {Element} b
940  * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
941  */
942 function siblingCheck( a, b ) {
943         var cur = b && a,
944                 diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
945                         ( ~b.sourceIndex || MAX_NEGATIVE ) -
946                         ( ~a.sourceIndex || MAX_NEGATIVE );
947
948         // Use IE sourceIndex if available on both nodes
949         if ( diff ) {
950                 return diff;
951         }
952
953         // Check if b follows a
954         if ( cur ) {
955                 while ( (cur = cur.nextSibling) ) {
956                         if ( cur === b ) {
957                                 return -1;
958                         }
959                 }
960         }
961
962         return a ? 1 : -1;
963 }
964
965 /**
966  * Returns a function to use in pseudos for input types
967  * @param {String} type
968  */
969 function createInputPseudo( type ) {
970         return function( elem ) {
971                 var name = elem.nodeName.toLowerCase();
972                 return name === "input" && elem.type === type;
973         };
974 }
975
976 /**
977  * Returns a function to use in pseudos for buttons
978  * @param {String} type
979  */
980 function createButtonPseudo( type ) {
981         return function( elem ) {
982                 var name = elem.nodeName.toLowerCase();
983                 return (name === "input" || name === "button") && elem.type === type;
984         };
985 }
986
987 /**
988  * Returns a function to use in pseudos for positionals
989  * @param {Function} fn
990  */
991 function createPositionalPseudo( fn ) {
992         return markFunction(function( argument ) {
993                 argument = +argument;
994                 return markFunction(function( seed, matches ) {
995                         var j,
996                                 matchIndexes = fn( [], seed.length, argument ),
997                                 i = matchIndexes.length;
998
999                         // Match elements found at the specified indexes
1000                         while ( i-- ) {
1001                                 if ( seed[ (j = matchIndexes[i]) ] ) {
1002                                         seed[j] = !(matches[j] = seed[j]);
1003                                 }
1004                         }
1005                 });
1006         });
1007 }
1008
1009 /**
1010  * Checks a node for validity as a Sizzle context
1011  * @param {Element|Object=} context
1012  * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
1013  */
1014 function testContext( context ) {
1015         return context && typeof context.getElementsByTagName !== "undefined" && context;
1016 }
1017
1018 // Expose support vars for convenience
1019 support = Sizzle.support = {};
1020
1021 /**
1022  * Detects XML nodes
1023  * @param {Element|Object} elem An element or a document
1024  * @returns {Boolean} True iff elem is a non-HTML XML node
1025  */
1026 isXML = Sizzle.isXML = function( elem ) {
1027         // documentElement is verified for cases where it doesn't yet exist
1028         // (such as loading iframes in IE - #4833)
1029         var documentElement = elem && (elem.ownerDocument || elem).documentElement;
1030         return documentElement ? documentElement.nodeName !== "HTML" : false;
1031 };
1032
1033 /**
1034  * Sets document-related variables once based on the current document
1035  * @param {Element|Object} [doc] An element or document object to use to set the document
1036  * @returns {Object} Returns the current document
1037  */
1038 setDocument = Sizzle.setDocument = function( node ) {
1039         var hasCompare, parent,
1040                 doc = node ? node.ownerDocument || node : preferredDoc;
1041
1042         // Return early if doc is invalid or already selected
1043         if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
1044                 return document;
1045         }
1046
1047         // Update global variables
1048         document = doc;
1049         docElem = document.documentElement;
1050         documentIsHTML = !isXML( document );
1051
1052         // Support: IE 9-11, Edge
1053         // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
1054         if ( (parent = document.defaultView) && parent.top !== parent ) {
1055                 // Support: IE 11
1056                 if ( parent.addEventListener ) {
1057                         parent.addEventListener( "unload", unloadHandler, false );
1058
1059                 // Support: IE 9 - 10 only
1060                 } else if ( parent.attachEvent ) {
1061                         parent.attachEvent( "onunload", unloadHandler );
1062                 }
1063         }
1064
1065         /* Attributes
1066         ---------------------------------------------------------------------- */
1067
1068         // Support: IE<8
1069         // Verify that getAttribute really returns attributes and not properties
1070         // (excepting IE8 booleans)
1071         support.attributes = assert(function( div ) {
1072                 div.className = "i";
1073                 return !div.getAttribute("className");
1074         });
1075
1076         /* getElement(s)By*
1077         ---------------------------------------------------------------------- */
1078
1079         // Check if getElementsByTagName("*") returns only elements
1080         support.getElementsByTagName = assert(function( div ) {
1081                 div.appendChild( document.createComment("") );
1082                 return !div.getElementsByTagName("*").length;
1083         });
1084
1085         // Support: IE<9
1086         support.getElementsByClassName = rnative.test( document.getElementsByClassName );
1087
1088         // Support: IE<10
1089         // Check if getElementById returns elements by name
1090         // The broken getElementById methods don't pick up programatically-set names,
1091         // so use a roundabout getElementsByName test
1092         support.getById = assert(function( div ) {
1093                 docElem.appendChild( div ).id = expando;
1094                 return !document.getElementsByName || !document.getElementsByName( expando ).length;
1095         });
1096
1097         // ID find and filter
1098         if ( support.getById ) {
1099                 Expr.find["ID"] = function( id, context ) {
1100                         if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
1101                                 var m = context.getElementById( id );
1102                                 return m ? [ m ] : [];
1103                         }
1104                 };
1105                 Expr.filter["ID"] = function( id ) {
1106                         var attrId = id.replace( runescape, funescape );
1107                         return function( elem ) {
1108                                 return elem.getAttribute("id") === attrId;
1109                         };
1110                 };
1111         } else {
1112                 // Support: IE6/7
1113                 // getElementById is not reliable as a find shortcut
1114                 delete Expr.find["ID"];
1115
1116                 Expr.filter["ID"] =  function( id ) {
1117                         var attrId = id.replace( runescape, funescape );
1118                         return function( elem ) {
1119                                 var node = typeof elem.getAttributeNode !== "undefined" &&
1120                                         elem.getAttributeNode("id");
1121                                 return node && node.value === attrId;
1122                         };
1123                 };
1124         }
1125
1126         // Tag
1127         Expr.find["TAG"] = support.getElementsByTagName ?
1128                 function( tag, context ) {
1129                         if ( typeof context.getElementsByTagName !== "undefined" ) {
1130                                 return context.getElementsByTagName( tag );
1131
1132                         // DocumentFragment nodes don't have gEBTN
1133                         } else if ( support.qsa ) {
1134                                 return context.querySelectorAll( tag );
1135                         }
1136                 } :
1137
1138                 function( tag, context ) {
1139                         var elem,
1140                                 tmp = [],
1141                                 i = 0,
1142                                 // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
1143                                 results = context.getElementsByTagName( tag );
1144
1145                         // Filter out possible comments
1146                         if ( tag === "*" ) {
1147                                 while ( (elem = results[i++]) ) {
1148                                         if ( elem.nodeType === 1 ) {
1149                                                 tmp.push( elem );
1150                                         }
1151                                 }
1152
1153                                 return tmp;
1154                         }
1155                         return results;
1156                 };
1157
1158         // Class
1159         Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
1160                 if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) {
1161                         return context.getElementsByClassName( className );
1162                 }
1163         };
1164
1165         /* QSA/matchesSelector
1166         ---------------------------------------------------------------------- */
1167
1168         // QSA and matchesSelector support
1169
1170         // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
1171         rbuggyMatches = [];
1172
1173         // qSa(:focus) reports false when true (Chrome 21)
1174         // We allow this because of a bug in IE8/9 that throws an error
1175         // whenever `document.activeElement` is accessed on an iframe
1176         // So, we allow :focus to pass through QSA all the time to avoid the IE error
1177         // See http://bugs.jquery.com/ticket/13378
1178         rbuggyQSA = [];
1179
1180         if ( (support.qsa = rnative.test( document.querySelectorAll )) ) {
1181                 // Build QSA regex
1182                 // Regex strategy adopted from Diego Perini
1183                 assert(function( div ) {
1184                         // Select is set to empty string on purpose
1185                         // This is to test IE's treatment of not explicitly
1186                         // setting a boolean content attribute,
1187                         // since its presence should be enough
1188                         // http://bugs.jquery.com/ticket/12359
1189                         docElem.appendChild( div ).innerHTML = "<a id='" + expando + "'></a>" +
1190                                 "<select id='" + expando + "-\r\\' msallowcapture=''>" +
1191                                 "<option selected=''></option></select>";
1192
1193                         // Support: IE8, Opera 11-12.16
1194                         // Nothing should be selected when empty strings follow ^= or $= or *=
1195                         // The test attribute must be unknown in Opera but "safe" for WinRT
1196                         // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
1197                         if ( div.querySelectorAll("[msallowcapture^='']").length ) {
1198                                 rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
1199                         }
1200
1201                         // Support: IE8
1202                         // Boolean attributes and "value" are not treated correctly
1203                         if ( !div.querySelectorAll("[selected]").length ) {
1204                                 rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
1205                         }
1206
1207                         // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
1208                         if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) {
1209                                 rbuggyQSA.push("~=");
1210                         }
1211
1212                         // Webkit/Opera - :checked should return selected option elements
1213                         // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
1214                         // IE8 throws error here and will not see later tests
1215                         if ( !div.querySelectorAll(":checked").length ) {
1216                                 rbuggyQSA.push(":checked");
1217                         }
1218
1219                         // Support: Safari 8+, iOS 8+
1220                         // https://bugs.webkit.org/show_bug.cgi?id=136851
1221                         // In-page `selector#id sibing-combinator selector` fails
1222                         if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) {
1223                                 rbuggyQSA.push(".#.+[+~]");
1224                         }
1225                 });
1226
1227                 assert(function( div ) {
1228                         // Support: Windows 8 Native Apps
1229                         // The type and name attributes are restricted during .innerHTML assignment
1230                         var input = document.createElement("input");
1231                         input.setAttribute( "type", "hidden" );
1232                         div.appendChild( input ).setAttribute( "name", "D" );
1233
1234                         // Support: IE8
1235                         // Enforce case-sensitivity of name attribute
1236                         if ( div.querySelectorAll("[name=d]").length ) {
1237                                 rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
1238                         }
1239
1240                         // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
1241                         // IE8 throws error here and will not see later tests
1242                         if ( !div.querySelectorAll(":enabled").length ) {
1243                                 rbuggyQSA.push( ":enabled", ":disabled" );
1244                         }
1245
1246                         // Opera 10-11 does not throw on post-comma invalid pseudos
1247                         div.querySelectorAll("*,:x");
1248                         rbuggyQSA.push(",.*:");
1249                 });
1250         }
1251
1252         if ( (support.matchesSelector = rnative.test( (matches = docElem.matches ||
1253                 docElem.webkitMatchesSelector ||
1254                 docElem.mozMatchesSelector ||
1255                 docElem.oMatchesSelector ||
1256                 docElem.msMatchesSelector) )) ) {
1257
1258                 assert(function( div ) {
1259                         // Check to see if it's possible to do matchesSelector
1260                         // on a disconnected node (IE 9)
1261                         support.disconnectedMatch = matches.call( div, "div" );
1262
1263                         // This should fail with an exception
1264                         // Gecko does not error, returns false instead
1265                         matches.call( div, "[s!='']:x" );
1266                         rbuggyMatches.push( "!=", pseudos );
1267                 });
1268         }
1269
1270         rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
1271         rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
1272
1273         /* Contains
1274         ---------------------------------------------------------------------- */
1275         hasCompare = rnative.test( docElem.compareDocumentPosition );
1276
1277         // Element contains another
1278         // Purposefully self-exclusive
1279         // As in, an element does not contain itself
1280         contains = hasCompare || rnative.test( docElem.contains ) ?
1281                 function( a, b ) {
1282                         var adown = a.nodeType === 9 ? a.documentElement : a,
1283                                 bup = b && b.parentNode;
1284                         return a === bup || !!( bup && bup.nodeType === 1 && (
1285                                 adown.contains ?
1286                                         adown.contains( bup ) :
1287                                         a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
1288                         ));
1289                 } :
1290                 function( a, b ) {
1291                         if ( b ) {
1292                                 while ( (b = b.parentNode) ) {
1293                                         if ( b === a ) {
1294                                                 return true;
1295                                         }
1296                                 }
1297                         }
1298                         return false;
1299                 };
1300
1301         /* Sorting
1302         ---------------------------------------------------------------------- */
1303
1304         // Document order sorting
1305         sortOrder = hasCompare ?
1306         function( a, b ) {
1307
1308                 // Flag for duplicate removal
1309                 if ( a === b ) {
1310                         hasDuplicate = true;
1311                         return 0;
1312                 }
1313
1314                 // Sort on method existence if only one input has compareDocumentPosition
1315                 var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
1316                 if ( compare ) {
1317                         return compare;
1318                 }
1319
1320                 // Calculate position if both inputs belong to the same document
1321                 compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ?
1322                         a.compareDocumentPosition( b ) :
1323
1324                         // Otherwise we know they are disconnected
1325                         1;
1326
1327                 // Disconnected nodes
1328                 if ( compare & 1 ||
1329                         (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
1330
1331                         // Choose the first element that is related to our preferred document
1332                         if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
1333                                 return -1;
1334                         }
1335                         if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) {
1336                                 return 1;
1337                         }
1338
1339                         // Maintain original order
1340                         return sortInput ?
1341                                 ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
1342                                 0;
1343                 }
1344
1345                 return compare & 4 ? -1 : 1;
1346         } :
1347         function( a, b ) {
1348                 // Exit early if the nodes are identical
1349                 if ( a === b ) {
1350                         hasDuplicate = true;
1351                         return 0;
1352                 }
1353
1354                 var cur,
1355                         i = 0,
1356                         aup = a.parentNode,
1357                         bup = b.parentNode,
1358                         ap = [ a ],
1359                         bp = [ b ];
1360
1361                 // Parentless nodes are either documents or disconnected
1362                 if ( !aup || !bup ) {
1363                         return a === document ? -1 :
1364                                 b === document ? 1 :
1365                                 aup ? -1 :
1366                                 bup ? 1 :
1367                                 sortInput ?
1368                                 ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
1369                                 0;
1370
1371                 // If the nodes are siblings, we can do a quick check
1372                 } else if ( aup === bup ) {
1373                         return siblingCheck( a, b );
1374                 }
1375
1376                 // Otherwise we need full lists of their ancestors for comparison
1377                 cur = a;
1378                 while ( (cur = cur.parentNode) ) {
1379                         ap.unshift( cur );
1380                 }
1381                 cur = b;
1382                 while ( (cur = cur.parentNode) ) {
1383                         bp.unshift( cur );
1384                 }
1385
1386                 // Walk down the tree looking for a discrepancy
1387                 while ( ap[i] === bp[i] ) {
1388                         i++;
1389                 }
1390
1391                 return i ?
1392                         // Do a sibling check if the nodes have a common ancestor
1393                         siblingCheck( ap[i], bp[i] ) :
1394
1395                         // Otherwise nodes in our document sort first
1396                         ap[i] === preferredDoc ? -1 :
1397                         bp[i] === preferredDoc ? 1 :
1398                         0;
1399         };
1400
1401         return document;
1402 };
1403
1404 Sizzle.matches = function( expr, elements ) {
1405         return Sizzle( expr, null, null, elements );
1406 };
1407
1408 Sizzle.matchesSelector = function( elem, expr ) {
1409         // Set document vars if needed
1410         if ( ( elem.ownerDocument || elem ) !== document ) {
1411                 setDocument( elem );
1412         }
1413
1414         // Make sure that attribute selectors are quoted
1415         expr = expr.replace( rattributeQuotes, "='$1']" );
1416
1417         if ( support.matchesSelector && documentIsHTML &&
1418                 !compilerCache[ expr + " " ] &&
1419                 ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
1420                 ( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {
1421
1422                 try {
1423                         var ret = matches.call( elem, expr );
1424
1425                         // IE 9's matchesSelector returns false on disconnected nodes
1426                         if ( ret || support.disconnectedMatch ||
1427                                         // As well, disconnected nodes are said to be in a document
1428                                         // fragment in IE 9
1429                                         elem.document && elem.document.nodeType !== 11 ) {
1430                                 return ret;
1431                         }
1432                 } catch (e) {}
1433         }
1434
1435         return Sizzle( expr, document, null, [ elem ] ).length > 0;
1436 };
1437
1438 Sizzle.contains = function( context, elem ) {
1439         // Set document vars if needed
1440         if ( ( context.ownerDocument || context ) !== document ) {
1441                 setDocument( context );
1442         }
1443         return contains( context, elem );
1444 };
1445
1446 Sizzle.attr = function( elem, name ) {
1447         // Set document vars if needed
1448         if ( ( elem.ownerDocument || elem ) !== document ) {
1449                 setDocument( elem );
1450         }
1451
1452         var fn = Expr.attrHandle[ name.toLowerCase() ],
1453                 // Don't get fooled by Object.prototype properties (jQuery #13807)
1454                 val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
1455                         fn( elem, name, !documentIsHTML ) :
1456                         undefined;
1457
1458         return val !== undefined ?
1459                 val :
1460                 support.attributes || !documentIsHTML ?
1461                         elem.getAttribute( name ) :
1462                         (val = elem.getAttributeNode(name)) && val.specified ?
1463                                 val.value :
1464                                 null;
1465 };
1466
1467 Sizzle.error = function( msg ) {
1468         throw new Error( "Syntax error, unrecognized expression: " + msg );
1469 };
1470
1471 /**
1472  * Document sorting and removing duplicates
1473  * @param {ArrayLike} results
1474  */
1475 Sizzle.uniqueSort = function( results ) {
1476         var elem,
1477                 duplicates = [],
1478                 j = 0,
1479                 i = 0;
1480
1481         // Unless we *know* we can detect duplicates, assume their presence
1482         hasDuplicate = !support.detectDuplicates;
1483         sortInput = !support.sortStable && results.slice( 0 );
1484         results.sort( sortOrder );
1485
1486         if ( hasDuplicate ) {
1487                 while ( (elem = results[i++]) ) {
1488                         if ( elem === results[ i ] ) {
1489                                 j = duplicates.push( i );
1490                         }
1491                 }
1492                 while ( j-- ) {
1493                         results.splice( duplicates[ j ], 1 );
1494                 }
1495         }
1496
1497         // Clear input after sorting to release objects
1498         // See https://github.com/jquery/sizzle/pull/225
1499         sortInput = null;
1500
1501         return results;
1502 };
1503
1504 /**
1505  * Utility function for retrieving the text value of an array of DOM nodes
1506  * @param {Array|Element} elem
1507  */
1508 getText = Sizzle.getText = function( elem ) {
1509         var node,
1510                 ret = "",
1511                 i = 0,
1512                 nodeType = elem.nodeType;
1513
1514         if ( !nodeType ) {
1515                 // If no nodeType, this is expected to be an array
1516                 while ( (node = elem[i++]) ) {
1517                         // Do not traverse comment nodes
1518                         ret += getText( node );
1519                 }
1520         } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
1521                 // Use textContent for elements
1522                 // innerText usage removed for consistency of new lines (jQuery #11153)
1523                 if ( typeof elem.textContent === "string" ) {
1524                         return elem.textContent;
1525                 } else {
1526                         // Traverse its children
1527                         for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
1528                                 ret += getText( elem );
1529                         }
1530                 }
1531         } else if ( nodeType === 3 || nodeType === 4 ) {
1532                 return elem.nodeValue;
1533         }
1534         // Do not include comment or processing instruction nodes
1535
1536         return ret;
1537 };
1538
1539 Expr = Sizzle.selectors = {
1540
1541         // Can be adjusted by the user
1542         cacheLength: 50,
1543
1544         createPseudo: markFunction,
1545
1546         match: matchExpr,
1547
1548         attrHandle: {},
1549
1550         find: {},
1551
1552         relative: {
1553                 ">": { dir: "parentNode", first: true },
1554                 " ": { dir: "parentNode" },
1555                 "+": { dir: "previousSibling", first: true },
1556                 "~": { dir: "previousSibling" }
1557         },
1558
1559         preFilter: {
1560                 "ATTR": function( match ) {
1561                         match[1] = match[1].replace( runescape, funescape );
1562
1563                         // Move the given value to match[3] whether quoted or unquoted
1564                         match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape );
1565
1566                         if ( match[2] === "~=" ) {
1567                                 match[3] = " " + match[3] + " ";
1568                         }
1569
1570                         return match.slice( 0, 4 );
1571                 },
1572
1573                 "CHILD": function( match ) {
1574                         /* matches from matchExpr["CHILD"]
1575                                 1 type (only|nth|...)
1576                                 2 what (child|of-type)
1577                                 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
1578                                 4 xn-component of xn+y argument ([+-]?\d*n|)
1579                                 5 sign of xn-component
1580                                 6 x of xn-component
1581                                 7 sign of y-component
1582                                 8 y of y-component
1583                         */
1584                         match[1] = match[1].toLowerCase();
1585
1586                         if ( match[1].slice( 0, 3 ) === "nth" ) {
1587                                 // nth-* requires argument
1588                                 if ( !match[3] ) {
1589                                         Sizzle.error( match[0] );
1590                                 }
1591
1592                                 // numeric x and y parameters for Expr.filter.CHILD
1593                                 // remember that false/true cast respectively to 0/1
1594                                 match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
1595                                 match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
1596
1597                         // other types prohibit arguments
1598                         } else if ( match[3] ) {
1599                                 Sizzle.error( match[0] );
1600                         }
1601
1602                         return match;
1603                 },
1604
1605                 "PSEUDO": function( match ) {
1606                         var excess,
1607                                 unquoted = !match[6] && match[2];
1608
1609                         if ( matchExpr["CHILD"].test( match[0] ) ) {
1610                                 return null;
1611                         }
1612
1613                         // Accept quoted arguments as-is
1614                         if ( match[3] ) {
1615                                 match[2] = match[4] || match[5] || "";
1616
1617                         // Strip excess characters from unquoted arguments
1618                         } else if ( unquoted && rpseudo.test( unquoted ) &&
1619                                 // Get excess from tokenize (recursively)
1620                                 (excess = tokenize( unquoted, true )) &&
1621                                 // advance to the next closing parenthesis
1622                                 (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
1623
1624                                 // excess is a negative index
1625                                 match[0] = match[0].slice( 0, excess );
1626                                 match[2] = unquoted.slice( 0, excess );
1627                         }
1628
1629                         // Return only captures needed by the pseudo filter method (type and argument)
1630                         return match.slice( 0, 3 );
1631                 }
1632         },
1633
1634         filter: {
1635
1636                 "TAG": function( nodeNameSelector ) {
1637                         var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
1638                         return nodeNameSelector === "*" ?
1639                                 function() { return true; } :
1640                                 function( elem ) {
1641                                         return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
1642                                 };
1643                 },
1644
1645                 "CLASS": function( className ) {
1646                         var pattern = classCache[ className + " " ];
1647
1648                         return pattern ||
1649                                 (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
1650                                 classCache( className, function( elem ) {
1651                                         return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" );
1652                                 });
1653                 },
1654
1655                 "ATTR": function( name, operator, check ) {
1656                         return function( elem ) {
1657                                 var result = Sizzle.attr( elem, name );
1658
1659                                 if ( result == null ) {
1660                                         return operator === "!=";
1661                                 }
1662                                 if ( !operator ) {
1663                                         return true;
1664                                 }
1665
1666                                 result += "";
1667
1668                                 return operator === "=" ? result === check :
1669                                         operator === "!=" ? result !== check :
1670                                         operator === "^=" ? check && result.indexOf( check ) === 0 :
1671                                         operator === "*=" ? check && result.indexOf( check ) > -1 :
1672                                         operator === "$=" ? check && result.slice( -check.length ) === check :
1673                                         operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 :
1674                                         operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
1675                                         false;
1676                         };
1677                 },
1678
1679                 "CHILD": function( type, what, argument, first, last ) {
1680                         var simple = type.slice( 0, 3 ) !== "nth",
1681                                 forward = type.slice( -4 ) !== "last",
1682                                 ofType = what === "of-type";
1683
1684                         return first === 1 && last === 0 ?
1685
1686                                 // Shortcut for :nth-*(n)
1687                                 function( elem ) {
1688                                         return !!elem.parentNode;
1689                                 } :
1690
1691                                 function( elem, context, xml ) {
1692                                         var cache, uniqueCache, outerCache, node, nodeIndex, start,
1693                                                 dir = simple !== forward ? "nextSibling" : "previousSibling",
1694                                                 parent = elem.parentNode,
1695                                                 name = ofType && elem.nodeName.toLowerCase(),
1696                                                 useCache = !xml && !ofType,
1697                                                 diff = false;
1698
1699                                         if ( parent ) {
1700
1701                                                 // :(first|last|only)-(child|of-type)
1702                                                 if ( simple ) {
1703                                                         while ( dir ) {
1704                                                                 node = elem;
1705                                                                 while ( (node = node[ dir ]) ) {
1706                                                                         if ( ofType ?
1707                                                                                 node.nodeName.toLowerCase() === name :
1708                                                                                 node.nodeType === 1 ) {
1709
1710                                                                                 return false;
1711                                                                         }
1712                                                                 }
1713                                                                 // Reverse direction for :only-* (if we haven't yet done so)
1714                                                                 start = dir = type === "only" && !start && "nextSibling";
1715                                                         }
1716                                                         return true;
1717                                                 }
1718
1719                                                 start = [ forward ? parent.firstChild : parent.lastChild ];
1720
1721                                                 // non-xml :nth-child(...) stores cache data on `parent`
1722                                                 if ( forward && useCache ) {
1723
1724                                                         // Seek `elem` from a previously-cached index
1725
1726                                                         // ...in a gzip-friendly way
1727                                                         node = parent;
1728                                                         outerCache = node[ expando ] || (node[ expando ] = {});
1729
1730                                                         // Support: IE <9 only
1731                                                         // Defend against cloned attroperties (jQuery gh-1709)
1732                                                         uniqueCache = outerCache[ node.uniqueID ] ||
1733                                                                 (outerCache[ node.uniqueID ] = {});
1734
1735                                                         cache = uniqueCache[ type ] || [];
1736                                                         nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
1737                                                         diff = nodeIndex && cache[ 2 ];
1738                                                         node = nodeIndex && parent.childNodes[ nodeIndex ];
1739
1740                                                         while ( (node = ++nodeIndex && node && node[ dir ] ||
1741
1742                                                                 // Fallback to seeking `elem` from the start
1743                                                                 (diff = nodeIndex = 0) || start.pop()) ) {
1744
1745                                                                 // When found, cache indexes on `parent` and break
1746                                                                 if ( node.nodeType === 1 && ++diff && node === elem ) {
1747                                                                         uniqueCache[ type ] = [ dirruns, nodeIndex, diff ];
1748                                                                         break;
1749                                                                 }
1750                                                         }
1751
1752                                                 } else {
1753                                                         // Use previously-cached element index if available
1754                                                         if ( useCache ) {
1755                                                                 // ...in a gzip-friendly way
1756                                                                 node = elem;
1757                                                                 outerCache = node[ expando ] || (node[ expando ] = {});
1758
1759                                                                 // Support: IE <9 only
1760                                                                 // Defend against cloned attroperties (jQuery gh-1709)
1761                                                                 uniqueCache = outerCache[ node.uniqueID ] ||
1762                                                                         (outerCache[ node.uniqueID ] = {});
1763
1764                                                                 cache = uniqueCache[ type ] || [];
1765                                                                 nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
1766                                                                 diff = nodeIndex;
1767                                                         }
1768
1769                                                         // xml :nth-child(...)
1770                                                         // or :nth-last-child(...) or :nth(-last)?-of-type(...)
1771                                                         if ( diff === false ) {
1772                                                                 // Use the same loop as above to seek `elem` from the start
1773                                                                 while ( (node = ++nodeIndex && node && node[ dir ] ||
1774                                                                         (diff = nodeIndex = 0) || start.pop()) ) {
1775
1776                                                                         if ( ( ofType ?
1777                                                                                 node.nodeName.toLowerCase() === name :
1778                                                                                 node.nodeType === 1 ) &&
1779                                                                                 ++diff ) {
1780
1781                                                                                 // Cache the index of each encountered element
1782                                                                                 if ( useCache ) {
1783                                                                                         outerCache = node[ expando ] || (node[ expando ] = {});
1784
1785                                                                                         // Support: IE <9 only
1786                                                                                         // Defend against cloned attroperties (jQuery gh-1709)
1787                                                                                         uniqueCache = outerCache[ node.uniqueID ] ||
1788                                                                                                 (outerCache[ node.uniqueID ] = {});
1789
1790                                                                                         uniqueCache[ type ] = [ dirruns, diff ];
1791                                                                                 }
1792
1793                                                                                 if ( node === elem ) {
1794                                                                                         break;
1795                                                                                 }
1796                                                                         }
1797                                                                 }
1798                                                         }
1799                                                 }
1800
1801                                                 // Incorporate the offset, then check against cycle size
1802                                                 diff -= last;
1803                                                 return diff === first || ( diff % first === 0 && diff / first >= 0 );
1804                                         }
1805                                 };
1806                 },
1807
1808                 "PSEUDO": function( pseudo, argument ) {
1809                         // pseudo-class names are case-insensitive
1810                         // http://www.w3.org/TR/selectors/#pseudo-classes
1811                         // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
1812                         // Remember that setFilters inherits from pseudos
1813                         var args,
1814                                 fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
1815                                         Sizzle.error( "unsupported pseudo: " + pseudo );
1816
1817                         // The user may use createPseudo to indicate that
1818                         // arguments are needed to create the filter function
1819                         // just as Sizzle does
1820                         if ( fn[ expando ] ) {
1821                                 return fn( argument );
1822                         }
1823
1824                         // But maintain support for old signatures
1825                         if ( fn.length > 1 ) {
1826                                 args = [ pseudo, pseudo, "", argument ];
1827                                 return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
1828                                         markFunction(function( seed, matches ) {
1829                                                 var idx,
1830                                                         matched = fn( seed, argument ),
1831                                                         i = matched.length;
1832                                                 while ( i-- ) {
1833                                                         idx = indexOf( seed, matched[i] );
1834                                                         seed[ idx ] = !( matches[ idx ] = matched[i] );
1835                                                 }
1836                                         }) :
1837                                         function( elem ) {
1838                                                 return fn( elem, 0, args );
1839                                         };
1840                         }
1841
1842                         return fn;
1843                 }
1844         },
1845
1846         pseudos: {
1847                 // Potentially complex pseudos
1848                 "not": markFunction(function( selector ) {
1849                         // Trim the selector passed to compile
1850                         // to avoid treating leading and trailing
1851                         // spaces as combinators
1852                         var input = [],
1853                                 results = [],
1854                                 matcher = compile( selector.replace( rtrim, "$1" ) );
1855
1856                         return matcher[ expando ] ?
1857                                 markFunction(function( seed, matches, context, xml ) {
1858                                         var elem,
1859                                                 unmatched = matcher( seed, null, xml, [] ),
1860                                                 i = seed.length;
1861
1862                                         // Match elements unmatched by `matcher`
1863                                         while ( i-- ) {
1864                                                 if ( (elem = unmatched[i]) ) {
1865                                                         seed[i] = !(matches[i] = elem);
1866                                                 }
1867                                         }
1868                                 }) :
1869                                 function( elem, context, xml ) {
1870                                         input[0] = elem;
1871                                         matcher( input, null, xml, results );
1872                                         // Don't keep the element (issue #299)
1873                                         input[0] = null;
1874                                         return !results.pop();
1875                                 };
1876                 }),
1877
1878                 "has": markFunction(function( selector ) {
1879                         return function( elem ) {
1880                                 return Sizzle( selector, elem ).length > 0;
1881                         };
1882                 }),
1883
1884                 "contains": markFunction(function( text ) {
1885                         text = text.replace( runescape, funescape );
1886                         return function( elem ) {
1887                                 return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
1888                         };
1889                 }),
1890
1891                 // "Whether an element is represented by a :lang() selector
1892                 // is based solely on the element's language value
1893                 // being equal to the identifier C,
1894                 // or beginning with the identifier C immediately followed by "-".
1895                 // The matching of C against the element's language value is performed case-insensitively.
1896                 // The identifier C does not have to be a valid language name."
1897                 // http://www.w3.org/TR/selectors/#lang-pseudo
1898                 "lang": markFunction( function( lang ) {
1899                         // lang value must be a valid identifier
1900                         if ( !ridentifier.test(lang || "") ) {
1901                                 Sizzle.error( "unsupported lang: " + lang );
1902                         }
1903                         lang = lang.replace( runescape, funescape ).toLowerCase();
1904                         return function( elem ) {
1905                                 var elemLang;
1906                                 do {
1907                                         if ( (elemLang = documentIsHTML ?
1908                                                 elem.lang :
1909                                                 elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
1910
1911                                                 elemLang = elemLang.toLowerCase();
1912                                                 return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
1913                                         }
1914                                 } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
1915                                 return false;
1916                         };
1917                 }),
1918
1919                 // Miscellaneous
1920                 "target": function( elem ) {
1921                         var hash = window.location && window.location.hash;
1922                         return hash && hash.slice( 1 ) === elem.id;
1923                 },
1924
1925                 "root": function( elem ) {
1926                         return elem === docElem;
1927                 },
1928
1929                 "focus": function( elem ) {
1930                         return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
1931                 },
1932
1933                 // Boolean properties
1934                 "enabled": function( elem ) {
1935                         return elem.disabled === false;
1936                 },
1937
1938                 "disabled": function( elem ) {
1939                         return elem.disabled === true;
1940                 },
1941
1942                 "checked": function( elem ) {
1943                         // In CSS3, :checked should return both checked and selected elements
1944                         // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
1945                         var nodeName = elem.nodeName.toLowerCase();
1946                         return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
1947                 },
1948
1949                 "selected": function( elem ) {
1950                         // Accessing this property makes selected-by-default
1951                         // options in Safari work properly
1952                         if ( elem.parentNode ) {
1953                                 elem.parentNode.selectedIndex;
1954                         }
1955
1956                         return elem.selected === true;
1957                 },
1958
1959                 // Contents
1960                 "empty": function( elem ) {
1961                         // http://www.w3.org/TR/selectors/#empty-pseudo
1962                         // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
1963                         //   but not by others (comment: 8; processing instruction: 7; etc.)
1964                         // nodeType < 6 works because attributes (2) do not appear as children
1965                         for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
1966                                 if ( elem.nodeType < 6 ) {
1967                                         return false;
1968                                 }
1969                         }
1970                         return true;
1971                 },
1972
1973                 "parent": function( elem ) {
1974                         return !Expr.pseudos["empty"]( elem );
1975                 },
1976
1977                 // Element/input types
1978                 "header": function( elem ) {
1979                         return rheader.test( elem.nodeName );
1980                 },
1981
1982                 "input": function( elem ) {
1983                         return rinputs.test( elem.nodeName );
1984                 },
1985
1986                 "button": function( elem ) {
1987                         var name = elem.nodeName.toLowerCase();
1988                         return name === "input" && elem.type === "button" || name === "button";
1989                 },
1990
1991                 "text": function( elem ) {
1992                         var attr;
1993                         return elem.nodeName.toLowerCase() === "input" &&
1994                                 elem.type === "text" &&
1995
1996                                 // Support: IE<8
1997                                 // New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
1998                                 ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" );
1999                 },
2000
2001                 // Position-in-collection
2002                 "first": createPositionalPseudo(function() {
2003                         return [ 0 ];
2004                 }),
2005
2006                 "last": createPositionalPseudo(function( matchIndexes, length ) {
2007                         return [ length - 1 ];
2008                 }),
2009
2010                 "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
2011                         return [ argument < 0 ? argument + length : argument ];
2012                 }),
2013
2014                 "even": createPositionalPseudo(function( matchIndexes, length ) {
2015                         var i = 0;
2016                         for ( ; i < length; i += 2 ) {
2017                                 matchIndexes.push( i );
2018                         }
2019                         return matchIndexes;
2020                 }),
2021
2022                 "odd": createPositionalPseudo(function( matchIndexes, length ) {
2023                         var i = 1;
2024                         for ( ; i < length; i += 2 ) {
2025                                 matchIndexes.push( i );
2026                         }
2027                         return matchIndexes;
2028                 }),
2029
2030                 "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
2031                         var i = argument < 0 ? argument + length : argument;
2032                         for ( ; --i >= 0; ) {
2033                                 matchIndexes.push( i );
2034                         }
2035                         return matchIndexes;
2036                 }),
2037
2038                 "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
2039                         var i = argument < 0 ? argument + length : argument;
2040                         for ( ; ++i < length; ) {
2041                                 matchIndexes.push( i );
2042                         }
2043                         return matchIndexes;
2044                 })
2045         }
2046 };
2047
2048 Expr.pseudos["nth"] = Expr.pseudos["eq"];
2049
2050 // Add button/input type pseudos
2051 for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
2052         Expr.pseudos[ i ] = createInputPseudo( i );
2053 }
2054 for ( i in { submit: true, reset: true } ) {
2055         Expr.pseudos[ i ] = createButtonPseudo( i );
2056 }
2057
2058 // Easy API for creating new setFilters
2059 function setFilters() {}
2060 setFilters.prototype = Expr.filters = Expr.pseudos;
2061 Expr.setFilters = new setFilters();
2062
2063 tokenize = Sizzle.tokenize = function( selector, parseOnly ) {
2064         var matched, match, tokens, type,
2065                 soFar, groups, preFilters,
2066                 cached = tokenCache[ selector + " " ];
2067
2068         if ( cached ) {
2069                 return parseOnly ? 0 : cached.slice( 0 );
2070         }
2071
2072         soFar = selector;
2073         groups = [];
2074         preFilters = Expr.preFilter;
2075
2076         while ( soFar ) {
2077
2078                 // Comma and first run
2079                 if ( !matched || (match = rcomma.exec( soFar )) ) {
2080                         if ( match ) {
2081                                 // Don't consume trailing commas as valid
2082                                 soFar = soFar.slice( match[0].length ) || soFar;
2083                         }
2084                         groups.push( (tokens = []) );
2085                 }
2086
2087                 matched = false;
2088
2089                 // Combinators
2090                 if ( (match = rcombinators.exec( soFar )) ) {
2091                         matched = match.shift();
2092                         tokens.push({
2093                                 value: matched,
2094                                 // Cast descendant combinators to space
2095                                 type: match[0].replace( rtrim, " " )
2096                         });
2097                         soFar = soFar.slice( matched.length );
2098                 }
2099
2100                 // Filters
2101                 for ( type in Expr.filter ) {
2102                         if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
2103                                 (match = preFilters[ type ]( match ))) ) {
2104                                 matched = match.shift();
2105                                 tokens.push({
2106                                         value: matched,
2107                                         type: type,
2108                                         matches: match
2109                                 });
2110                                 soFar = soFar.slice( matched.length );
2111                         }
2112                 }
2113
2114                 if ( !matched ) {
2115                         break;
2116                 }
2117         }
2118
2119         // Return the length of the invalid excess
2120         // if we're just parsing
2121         // Otherwise, throw an error or return tokens
2122         return parseOnly ?
2123                 soFar.length :
2124                 soFar ?
2125                         Sizzle.error( selector ) :
2126                         // Cache the tokens
2127                         tokenCache( selector, groups ).slice( 0 );
2128 };
2129
2130 function toSelector( tokens ) {
2131         var i = 0,
2132                 len = tokens.length,
2133                 selector = "";
2134         for ( ; i < len; i++ ) {
2135                 selector += tokens[i].value;
2136         }
2137         return selector;
2138 }
2139
2140 function addCombinator( matcher, combinator, base ) {
2141         var dir = combinator.dir,
2142                 checkNonElements = base && dir === "parentNode",
2143                 doneName = done++;
2144
2145         return combinator.first ?
2146                 // Check against closest ancestor/preceding element
2147                 function( elem, context, xml ) {
2148                         while ( (elem = elem[ dir ]) ) {
2149                                 if ( elem.nodeType === 1 || checkNonElements ) {
2150                                         return matcher( elem, context, xml );
2151                                 }
2152                         }
2153                 } :
2154
2155                 // Check against all ancestor/preceding elements
2156                 function( elem, context, xml ) {
2157                         var oldCache, uniqueCache, outerCache,
2158                                 newCache = [ dirruns, doneName ];
2159
2160                         // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
2161                         if ( xml ) {
2162                                 while ( (elem = elem[ dir ]) ) {
2163                                         if ( elem.nodeType === 1 || checkNonElements ) {
2164                                                 if ( matcher( elem, context, xml ) ) {
2165                                                         return true;
2166                                                 }
2167                                         }
2168                                 }
2169                         } else {
2170                                 while ( (elem = elem[ dir ]) ) {
2171                                         if ( elem.nodeType === 1 || checkNonElements ) {
2172                                                 outerCache = elem[ expando ] || (elem[ expando ] = {});
2173
2174                                                 // Support: IE <9 only
2175                                                 // Defend against cloned attroperties (jQuery gh-1709)
2176                                                 uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {});
2177
2178                                                 if ( (oldCache = uniqueCache[ dir ]) &&
2179                                                         oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
2180
2181                                                         // Assign to newCache so results back-propagate to previous elements
2182                                                         return (newCache[ 2 ] = oldCache[ 2 ]);
2183                                                 } else {
2184                                                         // Reuse newcache so results back-propagate to previous elements
2185                                                         uniqueCache[ dir ] = newCache;
2186
2187                                                         // A match means we're done; a fail means we have to keep checking
2188                                                         if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
2189                                                                 return true;
2190                                                         }
2191                                                 }
2192                                         }
2193                                 }
2194                         }
2195                 };
2196 }
2197
2198 function elementMatcher( matchers ) {
2199         return matchers.length > 1 ?
2200                 function( elem, context, xml ) {
2201                         var i = matchers.length;
2202                         while ( i-- ) {
2203                                 if ( !matchers[i]( elem, context, xml ) ) {
2204                                         return false;
2205                                 }
2206                         }
2207                         return true;
2208                 } :
2209                 matchers[0];
2210 }
2211
2212 function multipleContexts( selector, contexts, results ) {
2213         var i = 0,
2214                 len = contexts.length;
2215         for ( ; i < len; i++ ) {
2216                 Sizzle( selector, contexts[i], results );
2217         }
2218         return results;
2219 }
2220
2221 function condense( unmatched, map, filter, context, xml ) {
2222         var elem,
2223                 newUnmatched = [],
2224                 i = 0,
2225                 len = unmatched.length,
2226                 mapped = map != null;
2227
2228         for ( ; i < len; i++ ) {
2229                 if ( (elem = unmatched[i]) ) {
2230                         if ( !filter || filter( elem, context, xml ) ) {
2231                                 newUnmatched.push( elem );
2232                                 if ( mapped ) {
2233                                         map.push( i );
2234                                 }
2235                         }
2236                 }
2237         }
2238
2239         return newUnmatched;
2240 }
2241
2242 function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
2243         if ( postFilter && !postFilter[ expando ] ) {
2244                 postFilter = setMatcher( postFilter );
2245         }
2246         if ( postFinder && !postFinder[ expando ] ) {
2247                 postFinder = setMatcher( postFinder, postSelector );
2248         }
2249         return markFunction(function( seed, results, context, xml ) {
2250                 var temp, i, elem,
2251                         preMap = [],
2252                         postMap = [],
2253                         preexisting = results.length,
2254
2255                         // Get initial elements from seed or context
2256                         elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
2257
2258                         // Prefilter to get matcher input, preserving a map for seed-results synchronization
2259                         matcherIn = preFilter && ( seed || !selector ) ?
2260                                 condense( elems, preMap, preFilter, context, xml ) :
2261                                 elems,
2262
2263                         matcherOut = matcher ?
2264                                 // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
2265                                 postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
2266
2267                                         // ...intermediate processing is necessary
2268                                         [] :
2269
2270                                         // ...otherwise use results directly
2271                                         results :
2272                                 matcherIn;
2273
2274                 // Find primary matches
2275                 if ( matcher ) {
2276                         matcher( matcherIn, matcherOut, context, xml );
2277                 }
2278
2279                 // Apply postFilter
2280                 if ( postFilter ) {
2281                         temp = condense( matcherOut, postMap );
2282                         postFilter( temp, [], context, xml );
2283
2284                         // Un-match failing elements by moving them back to matcherIn
2285                         i = temp.length;
2286                         while ( i-- ) {
2287                                 if ( (elem = temp[i]) ) {
2288                                         matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
2289                                 }
2290                         }
2291                 }
2292
2293                 if ( seed ) {
2294                         if ( postFinder || preFilter ) {
2295                                 if ( postFinder ) {
2296                                         // Get the final matcherOut by condensing this intermediate into postFinder contexts
2297                                         temp = [];
2298                                         i = matcherOut.length;
2299                                         while ( i-- ) {
2300                                                 if ( (elem = matcherOut[i]) ) {
2301                                                         // Restore matcherIn since elem is not yet a final match
2302                                                         temp.push( (matcherIn[i] = elem) );
2303                                                 }
2304                                         }
2305                                         postFinder( null, (matcherOut = []), temp, xml );
2306                                 }
2307
2308                                 // Move matched elements from seed to results to keep them synchronized
2309                                 i = matcherOut.length;
2310                                 while ( i-- ) {
2311                                         if ( (elem = matcherOut[i]) &&
2312                                                 (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) {
2313
2314                                                 seed[temp] = !(results[temp] = elem);
2315                                         }
2316                                 }
2317                         }
2318
2319                 // Add elements to results, through postFinder if defined
2320                 } else {
2321                         matcherOut = condense(
2322                                 matcherOut === results ?
2323                                         matcherOut.splice( preexisting, matcherOut.length ) :
2324                                         matcherOut
2325                         );
2326                         if ( postFinder ) {
2327                                 postFinder( null, results, matcherOut, xml );
2328                         } else {
2329                                 push.apply( results, matcherOut );
2330                         }
2331                 }
2332         });
2333 }
2334
2335 function matcherFromTokens( tokens ) {
2336         var checkContext, matcher, j,
2337                 len = tokens.length,
2338                 leadingRelative = Expr.relative[ tokens[0].type ],
2339                 implicitRelative = leadingRelative || Expr.relative[" "],
2340                 i = leadingRelative ? 1 : 0,
2341
2342                 // The foundational matcher ensures that elements are reachable from top-level context(s)
2343                 matchContext = addCombinator( function( elem ) {
2344                         return elem === checkContext;
2345                 }, implicitRelative, true ),
2346                 matchAnyContext = addCombinator( function( elem ) {
2347                         return indexOf( checkContext, elem ) > -1;
2348                 }, implicitRelative, true ),
2349                 matchers = [ function( elem, context, xml ) {
2350                         var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
2351                                 (checkContext = context).nodeType ?
2352                                         matchContext( elem, context, xml ) :
2353                                         matchAnyContext( elem, context, xml ) );
2354                         // Avoid hanging onto element (issue #299)
2355                         checkContext = null;
2356                         return ret;
2357                 } ];
2358
2359         for ( ; i < len; i++ ) {
2360                 if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
2361                         matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
2362                 } else {
2363                         matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
2364
2365                         // Return special upon seeing a positional matcher
2366                         if ( matcher[ expando ] ) {
2367                                 // Find the next relative operator (if any) for proper handling
2368                                 j = ++i;
2369                                 for ( ; j < len; j++ ) {
2370                                         if ( Expr.relative[ tokens[j].type ] ) {
2371                                                 break;
2372                                         }
2373                                 }
2374                                 return setMatcher(
2375                                         i > 1 && elementMatcher( matchers ),
2376                                         i > 1 && toSelector(
2377                                                 // If the preceding token was a descendant combinator, insert an implicit any-element `*`
2378                                                 tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
2379                                         ).replace( rtrim, "$1" ),
2380                                         matcher,
2381                                         i < j && matcherFromTokens( tokens.slice( i, j ) ),
2382                                         j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
2383                                         j < len && toSelector( tokens )
2384                                 );
2385                         }
2386                         matchers.push( matcher );
2387                 }
2388         }
2389
2390         return elementMatcher( matchers );
2391 }
2392
2393 function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
2394         var bySet = setMatchers.length > 0,
2395                 byElement = elementMatchers.length > 0,
2396                 superMatcher = function( seed, context, xml, results, outermost ) {
2397                         var elem, j, matcher,
2398                                 matchedCount = 0,
2399                                 i = "0",
2400                                 unmatched = seed && [],
2401                                 setMatched = [],
2402                                 contextBackup = outermostContext,
2403                                 // We must always have either seed elements or outermost context
2404                                 elems = seed || byElement && Expr.find["TAG"]( "*", outermost ),
2405                                 // Use integer dirruns iff this is the outermost matcher
2406                                 dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
2407                                 len = elems.length;
2408
2409                         if ( outermost ) {
2410                                 outermostContext = context === document || context || outermost;
2411                         }
2412
2413                         // Add elements passing elementMatchers directly to results
2414                         // Support: IE<9, Safari
2415                         // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
2416                         for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
2417                                 if ( byElement && elem ) {
2418                                         j = 0;
2419                                         if ( !context && elem.ownerDocument !== document ) {
2420                                                 setDocument( elem );
2421                                                 xml = !documentIsHTML;
2422                                         }
2423                                         while ( (matcher = elementMatchers[j++]) ) {
2424                                                 if ( matcher( elem, context || document, xml) ) {
2425                                                         results.push( elem );
2426                                                         break;
2427                                                 }
2428                                         }
2429                                         if ( outermost ) {
2430                                                 dirruns = dirrunsUnique;
2431                                         }
2432                                 }
2433
2434                                 // Track unmatched elements for set filters
2435                                 if ( bySet ) {
2436                                         // They will have gone through all possible matchers
2437                                         if ( (elem = !matcher && elem) ) {
2438                                                 matchedCount--;
2439                                         }
2440
2441                                         // Lengthen the array for every element, matched or not
2442                                         if ( seed ) {
2443                                                 unmatched.push( elem );
2444                                         }
2445                                 }
2446                         }
2447
2448                         // `i` is now the count of elements visited above, and adding it to `matchedCount`
2449                         // makes the latter nonnegative.
2450                         matchedCount += i;
2451
2452                         // Apply set filters to unmatched elements
2453                         // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
2454                         // equals `i`), unless we didn't visit _any_ elements in the above loop because we have
2455                         // no element matchers and no seed.
2456                         // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
2457                         // case, which will result in a "00" `matchedCount` that differs from `i` but is also
2458                         // numerically zero.
2459                         if ( bySet && i !== matchedCount ) {
2460                                 j = 0;
2461                                 while ( (matcher = setMatchers[j++]) ) {
2462                                         matcher( unmatched, setMatched, context, xml );
2463                                 }
2464
2465                                 if ( seed ) {
2466                                         // Reintegrate element matches to eliminate the need for sorting
2467                                         if ( matchedCount > 0 ) {
2468                                                 while ( i-- ) {
2469                                                         if ( !(unmatched[i] || setMatched[i]) ) {
2470                                                                 setMatched[i] = pop.call( results );
2471                                                         }
2472                                                 }
2473                                         }
2474
2475                                         // Discard index placeholder values to get only actual matches
2476                                         setMatched = condense( setMatched );
2477                                 }
2478
2479                                 // Add matches to results
2480                                 push.apply( results, setMatched );
2481
2482                                 // Seedless set matches succeeding multiple successful matchers stipulate sorting
2483                                 if ( outermost && !seed && setMatched.length > 0 &&
2484                                         ( matchedCount + setMatchers.length ) > 1 ) {
2485
2486                                         Sizzle.uniqueSort( results );
2487                                 }
2488                         }
2489
2490                         // Override manipulation of globals by nested matchers
2491                         if ( outermost ) {
2492                                 dirruns = dirrunsUnique;
2493                                 outermostContext = contextBackup;
2494                         }
2495
2496                         return unmatched;
2497                 };
2498
2499         return bySet ?
2500                 markFunction( superMatcher ) :
2501                 superMatcher;
2502 }
2503
2504 compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {
2505         var i,
2506                 setMatchers = [],
2507                 elementMatchers = [],
2508                 cached = compilerCache[ selector + " " ];
2509
2510         if ( !cached ) {
2511                 // Generate a function of recursive functions that can be used to check each element
2512                 if ( !match ) {
2513                         match = tokenize( selector );
2514                 }
2515                 i = match.length;
2516                 while ( i-- ) {
2517                         cached = matcherFromTokens( match[i] );
2518                         if ( cached[ expando ] ) {
2519                                 setMatchers.push( cached );
2520                         } else {
2521                                 elementMatchers.push( cached );
2522                         }
2523                 }
2524
2525                 // Cache the compiled function
2526                 cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
2527
2528                 // Save selector and tokenization
2529                 cached.selector = selector;
2530         }
2531         return cached;
2532 };
2533
2534 /**
2535  * A low-level selection function that works with Sizzle's compiled
2536  *  selector functions
2537  * @param {String|Function} selector A selector or a pre-compiled
2538  *  selector function built with Sizzle.compile
2539  * @param {Element} context
2540  * @param {Array} [results]
2541  * @param {Array} [seed] A set of elements to match against
2542  */
2543 select = Sizzle.select = function( selector, context, results, seed ) {
2544         var i, tokens, token, type, find,
2545                 compiled = typeof selector === "function" && selector,
2546                 match = !seed && tokenize( (selector = compiled.selector || selector) );
2547
2548         results = results || [];
2549
2550         // Try to minimize operations if there is only one selector in the list and no seed
2551         // (the latter of which guarantees us context)
2552         if ( match.length === 1 ) {
2553
2554                 // Reduce context if the leading compound selector is an ID
2555                 tokens = match[0] = match[0].slice( 0 );
2556                 if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
2557                                 support.getById && context.nodeType === 9 && documentIsHTML &&
2558                                 Expr.relative[ tokens[1].type ] ) {
2559
2560                         context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
2561                         if ( !context ) {
2562                                 return results;
2563
2564                         // Precompiled matchers will still verify ancestry, so step up a level
2565                         } else if ( compiled ) {
2566                                 context = context.parentNode;
2567                         }
2568
2569                         selector = selector.slice( tokens.shift().value.length );
2570                 }
2571
2572                 // Fetch a seed set for right-to-left matching
2573                 i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
2574                 while ( i-- ) {
2575                         token = tokens[i];
2576
2577                         // Abort if we hit a combinator
2578                         if ( Expr.relative[ (type = token.type) ] ) {
2579                                 break;
2580                         }
2581                         if ( (find = Expr.find[ type ]) ) {
2582                                 // Search, expanding context for leading sibling combinators
2583                                 if ( (seed = find(
2584                                         token.matches[0].replace( runescape, funescape ),
2585                                         rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context
2586                                 )) ) {
2587
2588                                         // If seed is empty or no tokens remain, we can return early
2589                                         tokens.splice( i, 1 );
2590                                         selector = seed.length && toSelector( tokens );
2591                                         if ( !selector ) {
2592                                                 push.apply( results, seed );
2593                                                 return results;
2594                                         }
2595
2596                                         break;
2597                                 }
2598                         }
2599                 }
2600         }
2601
2602         // Compile and execute a filtering function if one is not provided
2603         // Provide `match` to avoid retokenization if we modified the selector above
2604         ( compiled || compile( selector, match ) )(
2605                 seed,
2606                 context,
2607                 !documentIsHTML,
2608                 results,
2609                 !context || rsibling.test( selector ) && testContext( context.parentNode ) || context
2610         );
2611         return results;
2612 };
2613
2614 // One-time assignments
2615
2616 // Sort stability
2617 support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
2618
2619 // Support: Chrome 14-35+
2620 // Always assume duplicates if they aren't passed to the comparison function
2621 support.detectDuplicates = !!hasDuplicate;
2622
2623 // Initialize against the default document
2624 setDocument();
2625
2626 // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
2627 // Detached nodes confoundingly follow *each other*
2628 support.sortDetached = assert(function( div1 ) {
2629         // Should return 1, but returns 4 (following)
2630         return div1.compareDocumentPosition( document.createElement("div") ) & 1;
2631 });
2632
2633 // Support: IE<8
2634 // Prevent attribute/property "interpolation"
2635 // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
2636 if ( !assert(function( div ) {
2637         div.innerHTML = "<a href='#'></a>";
2638         return div.firstChild.getAttribute("href") === "#" ;
2639 }) ) {
2640         addHandle( "type|href|height|width", function( elem, name, isXML ) {
2641                 if ( !isXML ) {
2642                         return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
2643                 }
2644         });
2645 }
2646
2647 // Support: IE<9
2648 // Use defaultValue in place of getAttribute("value")
2649 if ( !support.attributes || !assert(function( div ) {
2650         div.innerHTML = "<input/>";
2651         div.firstChild.setAttribute( "value", "" );
2652         return div.firstChild.getAttribute( "value" ) === "";
2653 }) ) {
2654         addHandle( "value", function( elem, name, isXML ) {
2655                 if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
2656                         return elem.defaultValue;
2657                 }
2658         });
2659 }
2660
2661 // Support: IE<9
2662 // Use getAttributeNode to fetch booleans when getAttribute lies
2663 if ( !assert(function( div ) {
2664         return div.getAttribute("disabled") == null;
2665 }) ) {
2666         addHandle( booleans, function( elem, name, isXML ) {
2667                 var val;
2668                 if ( !isXML ) {
2669                         return elem[ name ] === true ? name.toLowerCase() :
2670                                         (val = elem.getAttributeNode( name )) && val.specified ?
2671                                         val.value :
2672                                 null;
2673                 }
2674         });
2675 }
2676
2677 return Sizzle;
2678
2679 })( window );
2680
2681
2682
2683 jQuery.find = Sizzle;
2684 jQuery.expr = Sizzle.selectors;
2685 jQuery.expr[ ":" ] = jQuery.expr.pseudos;
2686 jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort;
2687 jQuery.text = Sizzle.getText;
2688 jQuery.isXMLDoc = Sizzle.isXML;
2689 jQuery.contains = Sizzle.contains;
2690
2691
2692
2693 var dir = function( elem, dir, until ) {
2694         var matched = [],
2695                 truncate = until !== undefined;
2696
2697         while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) {
2698                 if ( elem.nodeType === 1 ) {
2699                         if ( truncate && jQuery( elem ).is( until ) ) {
2700                                 break;
2701                         }
2702                         matched.push( elem );
2703                 }
2704         }
2705         return matched;
2706 };
2707
2708
2709 var siblings = function( n, elem ) {
2710         var matched = [];
2711
2712         for ( ; n; n = n.nextSibling ) {
2713                 if ( n.nodeType === 1 && n !== elem ) {
2714                         matched.push( n );
2715                 }
2716         }
2717
2718         return matched;
2719 };
2720
2721
2722 var rneedsContext = jQuery.expr.match.needsContext;
2723
2724 var rsingleTag = ( /^<([\w-]+)\s*\/?>(?:<\/\1>|)$/ );
2725
2726
2727
2728 var risSimple = /^.[^:#\[\.,]*$/;
2729
2730 // Implement the identical functionality for filter and not
2731 function winnow( elements, qualifier, not ) {
2732         if ( jQuery.isFunction( qualifier ) ) {
2733                 return jQuery.grep( elements, function( elem, i ) {
2734                         /* jshint -W018 */
2735                         return !!qualifier.call( elem, i, elem ) !== not;
2736                 } );
2737
2738         }
2739
2740         if ( qualifier.nodeType ) {
2741                 return jQuery.grep( elements, function( elem ) {
2742                         return ( elem === qualifier ) !== not;
2743                 } );
2744
2745         }
2746
2747         if ( typeof qualifier === "string" ) {
2748                 if ( risSimple.test( qualifier ) ) {
2749                         return jQuery.filter( qualifier, elements, not );
2750                 }
2751
2752                 qualifier = jQuery.filter( qualifier, elements );
2753         }
2754
2755         return jQuery.grep( elements, function( elem ) {
2756                 return ( indexOf.call( qualifier, elem ) > -1 ) !== not;
2757         } );
2758 }
2759
2760 jQuery.filter = function( expr, elems, not ) {
2761         var elem = elems[ 0 ];
2762
2763         if ( not ) {
2764                 expr = ":not(" + expr + ")";
2765         }
2766
2767         return elems.length === 1 && elem.nodeType === 1 ?
2768                 jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
2769                 jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
2770                         return elem.nodeType === 1;
2771                 } ) );
2772 };
2773
2774 jQuery.fn.extend( {
2775         find: function( selector ) {
2776                 var i,
2777                         len = this.length,
2778                         ret = [],
2779                         self = this;
2780
2781                 if ( typeof selector !== "string" ) {
2782                         return this.pushStack( jQuery( selector ).filter( function() {
2783                                 for ( i = 0; i < len; i++ ) {
2784                                         if ( jQuery.contains( self[ i ], this ) ) {
2785                                                 return true;
2786                                         }
2787                                 }
2788                         } ) );
2789                 }
2790
2791                 for ( i = 0; i < len; i++ ) {
2792                         jQuery.find( selector, self[ i ], ret );
2793                 }
2794
2795                 // Needed because $( selector, context ) becomes $( context ).find( selector )
2796                 ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
2797                 ret.selector = this.selector ? this.selector + " " + selector : selector;
2798                 return ret;
2799         },
2800         filter: function( selector ) {
2801                 return this.pushStack( winnow( this, selector || [], false ) );
2802         },
2803         not: function( selector ) {
2804                 return this.pushStack( winnow( this, selector || [], true ) );
2805         },
2806         is: function( selector ) {
2807                 return !!winnow(
2808                         this,
2809
2810                         // If this is a positional/relative selector, check membership in the returned set
2811                         // so $("p:first").is("p:last") won't return true for a doc with two "p".
2812                         typeof selector === "string" && rneedsContext.test( selector ) ?
2813                                 jQuery( selector ) :
2814                                 selector || [],
2815                         false
2816                 ).length;
2817         }
2818 } );
2819
2820
2821 // Initialize a jQuery object
2822
2823
2824 // A central reference to the root jQuery(document)
2825 var rootjQuery,
2826
2827         // A simple way to check for HTML strings
2828         // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
2829         // Strict HTML recognition (#11290: must start with <)
2830         rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
2831
2832         init = jQuery.fn.init = function( selector, context, root ) {
2833                 var match, elem;
2834
2835                 // HANDLE: $(""), $(null), $(undefined), $(false)
2836                 if ( !selector ) {
2837                         return this;
2838                 }
2839
2840                 // Method init() accepts an alternate rootjQuery
2841                 // so migrate can support jQuery.sub (gh-2101)
2842                 root = root || rootjQuery;
2843
2844                 // Handle HTML strings
2845                 if ( typeof selector === "string" ) {
2846                         if ( selector[ 0 ] === "<" &&
2847                                 selector[ selector.length - 1 ] === ">" &&
2848                                 selector.length >= 3 ) {
2849
2850                                 // Assume that strings that start and end with <> are HTML and skip the regex check
2851                                 match = [ null, selector, null ];
2852
2853                         } else {
2854                                 match = rquickExpr.exec( selector );
2855                         }
2856
2857                         // Match html or make sure no context is specified for #id
2858                         if ( match && ( match[ 1 ] || !context ) ) {
2859
2860                                 // HANDLE: $(html) -> $(array)
2861                                 if ( match[ 1 ] ) {
2862                                         context = context instanceof jQuery ? context[ 0 ] : context;
2863
2864                                         // Option to run scripts is true for back-compat
2865                                         // Intentionally let the error be thrown if parseHTML is not present
2866                                         jQuery.merge( this, jQuery.parseHTML(
2867                                                 match[ 1 ],
2868                                                 context && context.nodeType ? context.ownerDocument || context : document,
2869                                                 true
2870                                         ) );
2871
2872                                         // HANDLE: $(html, props)
2873                                         if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) {
2874                                                 for ( match in context ) {
2875
2876                                                         // Properties of context are called as methods if possible
2877                                                         if ( jQuery.isFunction( this[ match ] ) ) {
2878                                                                 this[ match ]( context[ match ] );
2879
2880                                                         // ...and otherwise set as attributes
2881                                                         } else {
2882                                                                 this.attr( match, context[ match ] );
2883                                                         }
2884                                                 }
2885                                         }
2886
2887                                         return this;
2888
2889                                 // HANDLE: $(#id)
2890                                 } else {
2891                                         elem = document.getElementById( match[ 2 ] );
2892
2893                                         // Support: Blackberry 4.6
2894                                         // gEBID returns nodes no longer in the document (#6963)
2895                                         if ( elem && elem.parentNode ) {
2896
2897                                                 // Inject the element directly into the jQuery object
2898                                                 this.length = 1;
2899                                                 this[ 0 ] = elem;
2900                                         }
2901
2902                                         this.context = document;
2903                                         this.selector = selector;
2904                                         return this;
2905                                 }
2906
2907                         // HANDLE: $(expr, $(...))
2908                         } else if ( !context || context.jquery ) {
2909                                 return ( context || root ).find( selector );
2910
2911                         // HANDLE: $(expr, context)
2912                         // (which is just equivalent to: $(context).find(expr)
2913                         } else {
2914                                 return this.constructor( context ).find( selector );
2915                         }
2916
2917                 // HANDLE: $(DOMElement)
2918                 } else if ( selector.nodeType ) {
2919                         this.context = this[ 0 ] = selector;
2920                         this.length = 1;
2921                         return this;
2922
2923                 // HANDLE: $(function)
2924                 // Shortcut for document ready
2925                 } else if ( jQuery.isFunction( selector ) ) {
2926                         return root.ready !== undefined ?
2927                                 root.ready( selector ) :
2928
2929                                 // Execute immediately if ready is not present
2930                                 selector( jQuery );
2931                 }
2932
2933                 if ( selector.selector !== undefined ) {
2934                         this.selector = selector.selector;
2935                         this.context = selector.context;
2936                 }
2937
2938                 return jQuery.makeArray( selector, this );
2939         };
2940
2941 // Give the init function the jQuery prototype for later instantiation
2942 init.prototype = jQuery.fn;
2943
2944 // Initialize central reference
2945 rootjQuery = jQuery( document );
2946
2947
2948 var rparentsprev = /^(?:parents|prev(?:Until|All))/,
2949
2950         // Methods guaranteed to produce a unique set when starting from a unique set
2951         guaranteedUnique = {
2952                 children: true,
2953                 contents: true,
2954                 next: true,
2955                 prev: true
2956         };
2957
2958 jQuery.fn.extend( {
2959         has: function( target ) {
2960                 var targets = jQuery( target, this ),
2961                         l = targets.length;
2962
2963                 return this.filter( function() {
2964                         var i = 0;
2965                         for ( ; i < l; i++ ) {
2966                                 if ( jQuery.contains( this, targets[ i ] ) ) {
2967                                         return true;
2968                                 }
2969                         }
2970                 } );
2971         },
2972
2973         closest: function( selectors, context ) {
2974                 var cur,
2975                         i = 0,
2976                         l = this.length,
2977                         matched = [],
2978                         pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
2979                                 jQuery( selectors, context || this.context ) :
2980                                 0;
2981
2982                 for ( ; i < l; i++ ) {
2983                         for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) {
2984
2985                                 // Always skip document fragments
2986                                 if ( cur.nodeType < 11 && ( pos ?
2987                                         pos.index( cur ) > -1 :
2988
2989                                         // Don't pass non-elements to Sizzle
2990                                         cur.nodeType === 1 &&
2991                                                 jQuery.find.matchesSelector( cur, selectors ) ) ) {
2992
2993                                         matched.push( cur );
2994                                         break;
2995                                 }
2996                         }
2997                 }
2998
2999                 return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched );
3000         },
3001
3002         // Determine the position of an element within the set
3003         index: function( elem ) {
3004
3005                 // No argument, return index in parent
3006                 if ( !elem ) {
3007                         return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
3008                 }
3009
3010                 // Index in selector
3011                 if ( typeof elem === "string" ) {
3012                         return indexOf.call( jQuery( elem ), this[ 0 ] );
3013                 }
3014
3015                 // Locate the position of the desired element
3016                 return indexOf.call( this,
3017
3018                         // If it receives a jQuery object, the first element is used
3019                         elem.jquery ? elem[ 0 ] : elem
3020                 );
3021         },
3022
3023         add: function( selector, context ) {
3024                 return this.pushStack(
3025                         jQuery.uniqueSort(
3026                                 jQuery.merge( this.get(), jQuery( selector, context ) )
3027                         )
3028                 );
3029         },
3030
3031         addBack: function( selector ) {
3032                 return this.add( selector == null ?
3033                         this.prevObject : this.prevObject.filter( selector )
3034                 );
3035         }
3036 } );
3037
3038 function sibling( cur, dir ) {
3039         while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {}
3040         return cur;
3041 }
3042
3043 jQuery.each( {
3044         parent: function( elem ) {
3045                 var parent = elem.parentNode;
3046                 return parent && parent.nodeType !== 11 ? parent : null;
3047         },
3048         parents: function( elem ) {
3049                 return dir( elem, "parentNode" );
3050         },
3051         parentsUntil: function( elem, i, until ) {
3052                 return dir( elem, "parentNode", until );
3053         },
3054         next: function( elem ) {
3055                 return sibling( elem, "nextSibling" );
3056         },
3057         prev: function( elem ) {
3058                 return sibling( elem, "previousSibling" );
3059         },
3060         nextAll: function( elem ) {
3061                 return dir( elem, "nextSibling" );
3062         },
3063         prevAll: function( elem ) {
3064                 return dir( elem, "previousSibling" );
3065         },
3066         nextUntil: function( elem, i, until ) {
3067                 return dir( elem, "nextSibling", until );
3068         },
3069         prevUntil: function( elem, i, until ) {
3070                 return dir( elem, "previousSibling", until );
3071         },
3072         siblings: function( elem ) {
3073                 return siblings( ( elem.parentNode || {} ).firstChild, elem );
3074         },
3075         children: function( elem ) {
3076                 return siblings( elem.firstChild );
3077         },
3078         contents: function( elem ) {
3079                 return elem.contentDocument || jQuery.merge( [], elem.childNodes );
3080         }
3081 }, function( name, fn ) {
3082         jQuery.fn[ name ] = function( until, selector ) {
3083                 var matched = jQuery.map( this, fn, until );
3084
3085                 if ( name.slice( -5 ) !== "Until" ) {
3086                         selector = until;
3087                 }
3088
3089                 if ( selector && typeof selector === "string" ) {
3090                         matched = jQuery.filter( selector, matched );
3091                 }
3092
3093                 if ( this.length > 1 ) {
3094
3095                         // Remove duplicates
3096                         if ( !guaranteedUnique[ name ] ) {
3097                                 jQuery.uniqueSort( matched );
3098                         }
3099
3100                         // Reverse order for parents* and prev-derivatives
3101                         if ( rparentsprev.test( name ) ) {
3102                                 matched.reverse();
3103                         }
3104                 }
3105
3106                 return this.pushStack( matched );
3107         };
3108 } );
3109 var rnotwhite = ( /\S+/g );
3110
3111
3112
3113 // Convert String-formatted options into Object-formatted ones
3114 function createOptions( options ) {
3115         var object = {};
3116         jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) {
3117                 object[ flag ] = true;
3118         } );
3119         return object;
3120 }
3121
3122 /*
3123  * Create a callback list using the following parameters:
3124  *
3125  *      options: an optional list of space-separated options that will change how
3126  *                      the callback list behaves or a more traditional option object
3127  *
3128  * By default a callback list will act like an event callback list and can be
3129  * "fired" multiple times.
3130  *
3131  * Possible options:
3132  *
3133  *      once:                   will ensure the callback list can only be fired once (like a Deferred)
3134  *
3135  *      memory:                 will keep track of previous values and will call any callback added
3136  *                                      after the list has been fired right away with the latest "memorized"
3137  *                                      values (like a Deferred)
3138  *
3139  *      unique:                 will ensure a callback can only be added once (no duplicate in the list)
3140  *
3141  *      stopOnFalse:    interrupt callings when a callback returns false
3142  *
3143  */
3144 jQuery.Callbacks = function( options ) {
3145
3146         // Convert options from String-formatted to Object-formatted if needed
3147         // (we check in cache first)
3148         options = typeof options === "string" ?
3149                 createOptions( options ) :
3150                 jQuery.extend( {}, options );
3151
3152         var // Flag to know if list is currently firing
3153                 firing,
3154
3155                 // Last fire value for non-forgettable lists
3156                 memory,
3157
3158                 // Flag to know if list was already fired
3159                 fired,
3160
3161                 // Flag to prevent firing
3162                 locked,
3163
3164                 // Actual callback list
3165                 list = [],
3166
3167                 // Queue of execution data for repeatable lists
3168                 queue = [],
3169
3170                 // Index of currently firing callback (modified by add/remove as needed)
3171                 firingIndex = -1,
3172
3173                 // Fire callbacks
3174                 fire = function() {
3175
3176                         // Enforce single-firing
3177                         locked = options.once;
3178
3179                         // Execute callbacks for all pending executions,
3180                         // respecting firingIndex overrides and runtime changes
3181                         fired = firing = true;
3182                         for ( ; queue.length; firingIndex = -1 ) {
3183                                 memory = queue.shift();
3184                                 while ( ++firingIndex < list.length ) {
3185
3186                                         // Run callback and check for early termination
3187                                         if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false &&
3188                                                 options.stopOnFalse ) {
3189
3190                                                 // Jump to end and forget the data so .add doesn't re-fire
3191                                                 firingIndex = list.length;
3192                                                 memory = false;
3193                                         }
3194                                 }
3195                         }
3196
3197                         // Forget the data if we're done with it
3198                         if ( !options.memory ) {
3199                                 memory = false;
3200                         }
3201
3202                         firing = false;
3203
3204                         // Clean up if we're done firing for good
3205                         if ( locked ) {
3206
3207                                 // Keep an empty list if we have data for future add calls
3208                                 if ( memory ) {
3209                                         list = [];
3210
3211                                 // Otherwise, this object is spent
3212                                 } else {
3213                                         list = "";
3214                                 }
3215                         }
3216                 },
3217
3218                 // Actual Callbacks object
3219                 self = {
3220
3221                         // Add a callback or a collection of callbacks to the list
3222                         add: function() {
3223                                 if ( list ) {
3224
3225                                         // If we have memory from a past run, we should fire after adding
3226                                         if ( memory && !firing ) {
3227                                                 firingIndex = list.length - 1;
3228                                                 queue.push( memory );
3229                                         }
3230
3231                                         ( function add( args ) {
3232                                                 jQuery.each( args, function( _, arg ) {
3233                                                         if ( jQuery.isFunction( arg ) ) {
3234                                                                 if ( !options.unique || !self.has( arg ) ) {
3235                                                                         list.push( arg );
3236                                                                 }
3237                                                         } else if ( arg && arg.length && jQuery.type( arg ) !== "string" ) {
3238
3239                                                                 // Inspect recursively
3240                                                                 add( arg );
3241                                                         }
3242                                                 } );
3243                                         } )( arguments );
3244
3245                                         if ( memory && !firing ) {
3246                                                 fire();
3247                                         }
3248                                 }
3249                                 return this;
3250                         },
3251
3252                         // Remove a callback from the list
3253                         remove: function() {
3254                                 jQuery.each( arguments, function( _, arg ) {
3255                                         var index;
3256                                         while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
3257                                                 list.splice( index, 1 );
3258
3259                                                 // Handle firing indexes
3260                                                 if ( index <= firingIndex ) {
3261                                                         firingIndex--;
3262                                                 }
3263                                         }
3264                                 } );
3265                                 return this;
3266                         },
3267
3268                         // Check if a given callback is in the list.
3269                         // If no argument is given, return whether or not list has callbacks attached.
3270                         has: function( fn ) {
3271                                 return fn ?
3272                                         jQuery.inArray( fn, list ) > -1 :
3273                                         list.length > 0;
3274                         },
3275
3276                         // Remove all callbacks from the list
3277                         empty: function() {
3278                                 if ( list ) {
3279                                         list = [];
3280                                 }
3281                                 return this;
3282                         },
3283
3284                         // Disable .fire and .add
3285                         // Abort any current/pending executions
3286                         // Clear all callbacks and values
3287                         disable: function() {
3288                                 locked = queue = [];
3289                                 list = memory = "";
3290                                 return this;
3291                         },
3292                         disabled: function() {
3293                                 return !list;
3294                         },
3295
3296                         // Disable .fire
3297                         // Also disable .add unless we have memory (since it would have no effect)
3298                         // Abort any pending executions
3299                         lock: function() {
3300                                 locked = queue = [];
3301                                 if ( !memory ) {
3302                                         list = memory = "";
3303                                 }
3304                                 return this;
3305                         },
3306                         locked: function() {
3307                                 return !!locked;
3308                         },
3309
3310                         // Call all callbacks with the given context and arguments
3311                         fireWith: function( context, args ) {
3312                                 if ( !locked ) {
3313                                         args = args || [];
3314                                         args = [ context, args.slice ? args.slice() : args ];
3315                                         queue.push( args );
3316                                         if ( !firing ) {
3317                                                 fire();
3318                                         }
3319                                 }
3320                                 return this;
3321                         },
3322
3323                         // Call all the callbacks with the given arguments
3324                         fire: function() {
3325                                 self.fireWith( this, arguments );
3326                                 return this;
3327                         },
3328
3329                         // To know if the callbacks have already been called at least once
3330                         fired: function() {
3331                                 return !!fired;
3332                         }
3333                 };
3334
3335         return self;
3336 };
3337
3338
3339 jQuery.extend( {
3340
3341         Deferred: function( func ) {
3342                 var tuples = [
3343
3344                                 // action, add listener, listener list, final state
3345                                 [ "resolve", "done", jQuery.Callbacks( "once memory" ), "resolved" ],
3346                                 [ "reject", "fail", jQuery.Callbacks( "once memory" ), "rejected" ],
3347                                 [ "notify", "progress", jQuery.Callbacks( "memory" ) ]
3348                         ],
3349                         state = "pending",
3350                         promise = {
3351                                 state: function() {
3352                                         return state;
3353                                 },
3354                                 always: function() {
3355                                         deferred.done( arguments ).fail( arguments );
3356                                         return this;
3357                                 },
3358                                 then: function( /* fnDone, fnFail, fnProgress */ ) {
3359                                         var fns = arguments;
3360                                         return jQuery.Deferred( function( newDefer ) {
3361                                                 jQuery.each( tuples, function( i, tuple ) {
3362                                                         var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
3363
3364                                                         // deferred[ done | fail | progress ] for forwarding actions to newDefer
3365                                                         deferred[ tuple[ 1 ] ]( function() {
3366                                                                 var returned = fn && fn.apply( this, arguments );
3367                                                                 if ( returned && jQuery.isFunction( returned.promise ) ) {
3368                                                                         returned.promise()
3369                                                                                 .progress( newDefer.notify )
3370                                                                                 .done( newDefer.resolve )
3371                                                                                 .fail( newDefer.reject );
3372                                                                 } else {
3373                                                                         newDefer[ tuple[ 0 ] + "With" ](
3374                                                                                 this === promise ? newDefer.promise() : this,
3375                                                                                 fn ? [ returned ] : arguments
3376                                                                         );
3377                                                                 }
3378                                                         } );
3379                                                 } );
3380                                                 fns = null;
3381                                         } ).promise();
3382                                 },
3383
3384                                 // Get a promise for this deferred
3385                                 // If obj is provided, the promise aspect is added to the object
3386                                 promise: function( obj ) {
3387                                         return obj != null ? jQuery.extend( obj, promise ) : promise;
3388                                 }
3389                         },
3390                         deferred = {};
3391
3392                 // Keep pipe for back-compat
3393                 promise.pipe = promise.then;
3394
3395                 // Add list-specific methods
3396                 jQuery.each( tuples, function( i, tuple ) {
3397                         var list = tuple[ 2 ],
3398                                 stateString = tuple[ 3 ];
3399
3400                         // promise[ done | fail | progress ] = list.add
3401                         promise[ tuple[ 1 ] ] = list.add;
3402
3403                         // Handle state
3404                         if ( stateString ) {
3405                                 list.add( function() {
3406
3407                                         // state = [ resolved | rejected ]
3408                                         state = stateString;
3409
3410                                 // [ reject_list | resolve_list ].disable; progress_list.lock
3411                                 }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
3412                         }
3413
3414                         // deferred[ resolve | reject | notify ]
3415                         deferred[ tuple[ 0 ] ] = function() {
3416                                 deferred[ tuple[ 0 ] + "With" ]( this === deferred ? promise : this, arguments );
3417                                 return this;
3418                         };
3419                         deferred[ tuple[ 0 ] + "With" ] = list.fireWith;
3420                 } );
3421
3422                 // Make the deferred a promise
3423                 promise.promise( deferred );
3424
3425                 // Call given func if any
3426                 if ( func ) {
3427                         func.call( deferred, deferred );
3428                 }
3429
3430                 // All done!
3431                 return deferred;
3432         },
3433
3434         // Deferred helper
3435         when: function( subordinate /* , ..., subordinateN */ ) {
3436                 var i = 0,
3437                         resolveValues = slice.call( arguments ),
3438                         length = resolveValues.length,
3439
3440                         // the count of uncompleted subordinates
3441                         remaining = length !== 1 ||
3442                                 ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
3443
3444                         // the master Deferred.
3445                         // If resolveValues consist of only a single Deferred, just use that.
3446                         deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
3447
3448                         // Update function for both resolve and progress values
3449                         updateFunc = function( i, contexts, values ) {
3450                                 return function( value ) {
3451                                         contexts[ i ] = this;
3452                                         values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
3453                                         if ( values === progressValues ) {
3454                                                 deferred.notifyWith( contexts, values );
3455                                         } else if ( !( --remaining ) ) {
3456                                                 deferred.resolveWith( contexts, values );
3457                                         }
3458                                 };
3459                         },
3460
3461                         progressValues, progressContexts, resolveContexts;
3462
3463                 // Add listeners to Deferred subordinates; treat others as resolved
3464                 if ( length > 1 ) {
3465                         progressValues = new Array( length );
3466                         progressContexts = new Array( length );
3467                         resolveContexts = new Array( length );
3468                         for ( ; i < length; i++ ) {
3469                                 if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
3470                                         resolveValues[ i ].promise()
3471                                                 .progress( updateFunc( i, progressContexts, progressValues ) )
3472                                                 .done( updateFunc( i, resolveContexts, resolveValues ) )
3473                                                 .fail( deferred.reject );
3474                                 } else {
3475                                         --remaining;
3476                                 }
3477                         }
3478                 }
3479
3480                 // If we're not waiting on anything, resolve the master
3481                 if ( !remaining ) {
3482                         deferred.resolveWith( resolveContexts, resolveValues );
3483                 }
3484
3485                 return deferred.promise();
3486         }
3487 } );
3488
3489
3490 // The deferred used on DOM ready
3491 var readyList;
3492
3493 jQuery.fn.ready = function( fn ) {
3494
3495         // Add the callback
3496         jQuery.ready.promise().done( fn );
3497
3498         return this;
3499 };
3500
3501 jQuery.extend( {
3502
3503         // Is the DOM ready to be used? Set to true once it occurs.
3504         isReady: false,
3505
3506         // A counter to track how many items to wait for before
3507         // the ready event fires. See #6781
3508         readyWait: 1,
3509
3510         // Hold (or release) the ready event
3511         holdReady: function( hold ) {
3512                 if ( hold ) {
3513                         jQuery.readyWait++;
3514                 } else {
3515                         jQuery.ready( true );
3516                 }
3517         },
3518
3519         // Handle when the DOM is ready
3520         ready: function( wait ) {
3521
3522                 // Abort if there are pending holds or we're already ready
3523                 if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
3524                         return;
3525                 }
3526
3527                 // Remember that the DOM is ready
3528                 jQuery.isReady = true;
3529
3530                 // If a normal DOM Ready event fired, decrement, and wait if need be
3531                 if ( wait !== true && --jQuery.readyWait > 0 ) {
3532                         return;
3533                 }
3534
3535                 // If there are functions bound, to execute
3536                 readyList.resolveWith( document, [ jQuery ] );
3537
3538                 // Trigger any bound ready events
3539                 if ( jQuery.fn.triggerHandler ) {
3540                         jQuery( document ).triggerHandler( "ready" );
3541                         jQuery( document ).off( "ready" );
3542                 }
3543         }
3544 } );
3545
3546 /**
3547  * The ready event handler and self cleanup method
3548  */
3549 function completed() {
3550         document.removeEventListener( "DOMContentLoaded", completed );
3551         window.removeEventListener( "load", completed );
3552         jQuery.ready();
3553 }
3554
3555 jQuery.ready.promise = function( obj ) {
3556         if ( !readyList ) {
3557
3558                 readyList = jQuery.Deferred();
3559
3560                 // Catch cases where $(document).ready() is called
3561                 // after the browser event has already occurred.
3562                 // Support: IE9-10 only
3563                 // Older IE sometimes signals "interactive" too soon
3564                 if ( document.readyState === "complete" ||
3565                         ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) {
3566
3567                         // Handle it asynchronously to allow scripts the opportunity to delay ready
3568                         window.setTimeout( jQuery.ready );
3569
3570                 } else {
3571
3572                         // Use the handy event callback
3573                         document.addEventListener( "DOMContentLoaded", completed );
3574
3575                         // A fallback to window.onload, that will always work
3576                         window.addEventListener( "load", completed );
3577                 }
3578         }
3579         return readyList.promise( obj );
3580 };
3581
3582 // Kick off the DOM ready check even if the user does not
3583 jQuery.ready.promise();
3584
3585
3586
3587
3588 // Multifunctional method to get and set values of a collection
3589 // The value/s can optionally be executed if it's a function
3590 var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
3591         var i = 0,
3592                 len = elems.length,
3593                 bulk = key == null;
3594
3595         // Sets many values
3596         if ( jQuery.type( key ) === "object" ) {
3597                 chainable = true;
3598                 for ( i in key ) {
3599                         access( elems, fn, i, key[ i ], true, emptyGet, raw );
3600                 }
3601
3602         // Sets one value
3603         } else if ( value !== undefined ) {
3604                 chainable = true;
3605
3606                 if ( !jQuery.isFunction( value ) ) {
3607                         raw = true;
3608                 }
3609
3610                 if ( bulk ) {
3611
3612                         // Bulk operations run against the entire set
3613                         if ( raw ) {
3614                                 fn.call( elems, value );
3615                                 fn = null;
3616
3617                         // ...except when executing function values
3618                         } else {
3619                                 bulk = fn;
3620                                 fn = function( elem, key, value ) {
3621                                         return bulk.call( jQuery( elem ), value );
3622                                 };
3623                         }
3624                 }
3625
3626                 if ( fn ) {
3627                         for ( ; i < len; i++ ) {
3628                                 fn(
3629                                         elems[ i ], key, raw ?
3630                                         value :
3631                                         value.call( elems[ i ], i, fn( elems[ i ], key ) )
3632                                 );
3633                         }
3634                 }
3635         }
3636
3637         return chainable ?
3638                 elems :
3639
3640                 // Gets
3641                 bulk ?
3642                         fn.call( elems ) :
3643                         len ? fn( elems[ 0 ], key ) : emptyGet;
3644 };
3645 var acceptData = function( owner ) {
3646
3647         // Accepts only:
3648         //  - Node
3649         //    - Node.ELEMENT_NODE
3650         //    - Node.DOCUMENT_NODE
3651         //  - Object
3652         //    - Any
3653         /* jshint -W018 */
3654         return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );
3655 };
3656
3657
3658
3659
3660 function Data() {
3661         this.expando = jQuery.expando + Data.uid++;
3662 }
3663
3664 Data.uid = 1;
3665
3666 Data.prototype = {
3667
3668         register: function( owner, initial ) {
3669                 var value = initial || {};
3670
3671                 // If it is a node unlikely to be stringify-ed or looped over
3672                 // use plain assignment
3673                 if ( owner.nodeType ) {
3674                         owner[ this.expando ] = value;
3675
3676                 // Otherwise secure it in a non-enumerable, non-writable property
3677                 // configurability must be true to allow the property to be
3678                 // deleted with the delete operator
3679                 } else {
3680                         Object.defineProperty( owner, this.expando, {
3681                                 value: value,
3682                                 writable: true,
3683                                 configurable: true
3684                         } );
3685                 }
3686                 return owner[ this.expando ];
3687         },
3688         cache: function( owner ) {
3689
3690                 // We can accept data for non-element nodes in modern browsers,
3691                 // but we should not, see #8335.
3692                 // Always return an empty object.
3693                 if ( !acceptData( owner ) ) {
3694                         return {};
3695                 }
3696
3697                 // Check if the owner object already has a cache
3698                 var value = owner[ this.expando ];
3699
3700                 // If not, create one
3701                 if ( !value ) {
3702                         value = {};
3703
3704                         // We can accept data for non-element nodes in modern browsers,
3705                         // but we should not, see #8335.
3706                         // Always return an empty object.
3707                         if ( acceptData( owner ) ) {
3708
3709                                 // If it is a node unlikely to be stringify-ed or looped over
3710                                 // use plain assignment
3711                                 if ( owner.nodeType ) {
3712                                         owner[ this.expando ] = value;
3713
3714                                 // Otherwise secure it in a non-enumerable property
3715                                 // configurable must be true to allow the property to be
3716                                 // deleted when data is removed
3717                                 } else {
3718                                         Object.defineProperty( owner, this.expando, {
3719                                                 value: value,
3720                                                 configurable: true
3721                                         } );
3722                                 }
3723                         }
3724                 }
3725
3726                 return value;
3727         },
3728         set: function( owner, data, value ) {
3729                 var prop,
3730                         cache = this.cache( owner );
3731
3732                 // Handle: [ owner, key, value ] args
3733                 if ( typeof data === "string" ) {
3734                         cache[ data ] = value;
3735
3736                 // Handle: [ owner, { properties } ] args
3737                 } else {
3738
3739                         // Copy the properties one-by-one to the cache object
3740                         for ( prop in data ) {
3741                                 cache[ prop ] = data[ prop ];
3742                         }
3743                 }
3744                 return cache;
3745         },
3746         get: function( owner, key ) {
3747                 return key === undefined ?
3748                         this.cache( owner ) :
3749                         owner[ this.expando ] && owner[ this.expando ][ key ];
3750         },
3751         access: function( owner, key, value ) {
3752                 var stored;
3753
3754                 // In cases where either:
3755                 //
3756                 //   1. No key was specified
3757                 //   2. A string key was specified, but no value provided
3758                 //
3759                 // Take the "read" path and allow the get method to determine
3760                 // which value to return, respectively either:
3761                 //
3762                 //   1. The entire cache object
3763                 //   2. The data stored at the key
3764                 //
3765                 if ( key === undefined ||
3766                                 ( ( key && typeof key === "string" ) && value === undefined ) ) {
3767
3768                         stored = this.get( owner, key );
3769
3770                         return stored !== undefined ?
3771                                 stored : this.get( owner, jQuery.camelCase( key ) );
3772                 }
3773
3774                 // When the key is not a string, or both a key and value
3775                 // are specified, set or extend (existing objects) with either:
3776                 //
3777                 //   1. An object of properties
3778                 //   2. A key and value
3779                 //
3780                 this.set( owner, key, value );
3781
3782                 // Since the "set" path can have two possible entry points
3783                 // return the expected data based on which path was taken[*]
3784                 return value !== undefined ? value : key;
3785         },
3786         remove: function( owner, key ) {
3787                 var i, name, camel,
3788                         cache = owner[ this.expando ];
3789
3790                 if ( cache === undefined ) {
3791                         return;
3792                 }
3793
3794                 if ( key === undefined ) {
3795                         this.register( owner );
3796
3797                 } else {
3798
3799                         // Support array or space separated string of keys
3800                         if ( jQuery.isArray( key ) ) {
3801
3802                                 // If "name" is an array of keys...
3803                                 // When data is initially created, via ("key", "val") signature,
3804                                 // keys will be converted to camelCase.
3805                                 // Since there is no way to tell _how_ a key was added, remove
3806                                 // both plain key and camelCase key. #12786
3807                                 // This will only penalize the array argument path.
3808                                 name = key.concat( key.map( jQuery.camelCase ) );
3809                         } else {
3810                                 camel = jQuery.camelCase( key );
3811
3812                                 // Try the string as a key before any manipulation
3813                                 if ( key in cache ) {
3814                                         name = [ key, camel ];
3815                                 } else {
3816
3817                                         // If a key with the spaces exists, use it.
3818                                         // Otherwise, create an array by matching non-whitespace
3819                                         name = camel;
3820                                         name = name in cache ?
3821                                                 [ name ] : ( name.match( rnotwhite ) || [] );
3822                                 }
3823                         }
3824
3825                         i = name.length;
3826
3827                         while ( i-- ) {
3828                                 delete cache[ name[ i ] ];
3829                         }
3830                 }
3831
3832                 // Remove the expando if there's no more data
3833                 if ( key === undefined || jQuery.isEmptyObject( cache ) ) {
3834
3835                         // Support: Chrome <= 35-45+
3836                         // Webkit & Blink performance suffers when deleting properties
3837                         // from DOM nodes, so set to undefined instead
3838                         // https://code.google.com/p/chromium/issues/detail?id=378607
3839                         if ( owner.nodeType ) {
3840                                 owner[ this.expando ] = undefined;
3841                         } else {
3842                                 delete owner[ this.expando ];
3843                         }
3844                 }
3845         },
3846         hasData: function( owner ) {
3847                 var cache = owner[ this.expando ];
3848                 return cache !== undefined && !jQuery.isEmptyObject( cache );
3849         }
3850 };
3851 var dataPriv = new Data();
3852
3853 var dataUser = new Data();
3854
3855
3856
3857 //      Implementation Summary
3858 //
3859 //      1. Enforce API surface and semantic compatibility with 1.9.x branch
3860 //      2. Improve the module's maintainability by reducing the storage
3861 //              paths to a single mechanism.
3862 //      3. Use the same single mechanism to support "private" and "user" data.
3863 //      4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
3864 //      5. Avoid exposing implementation details on user objects (eg. expando properties)
3865 //      6. Provide a clear path for implementation upgrade to WeakMap in 2014
3866
3867 var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
3868         rmultiDash = /[A-Z]/g;
3869
3870 function dataAttr( elem, key, data ) {
3871         var name;
3872
3873         // If nothing was found internally, try to fetch any
3874         // data from the HTML5 data-* attribute
3875         if ( data === undefined && elem.nodeType === 1 ) {
3876                 name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase();
3877                 data = elem.getAttribute( name );
3878
3879                 if ( typeof data === "string" ) {
3880                         try {
3881                                 data = data === "true" ? true :
3882                                         data === "false" ? false :
3883                                         data === "null" ? null :
3884
3885                                         // Only convert to a number if it doesn't change the string
3886                                         +data + "" === data ? +data :
3887                                         rbrace.test( data ) ? jQuery.parseJSON( data ) :
3888                                         data;
3889                         } catch ( e ) {}
3890
3891                         // Make sure we set the data so it isn't changed later
3892                         dataUser.set( elem, key, data );
3893                 } else {
3894                         data = undefined;
3895                 }
3896         }
3897         return data;
3898 }
3899
3900 jQuery.extend( {
3901         hasData: function( elem ) {
3902                 return dataUser.hasData( elem ) || dataPriv.hasData( elem );
3903         },
3904
3905         data: function( elem, name, data ) {
3906                 return dataUser.access( elem, name, data );
3907         },
3908
3909         removeData: function( elem, name ) {
3910                 dataUser.remove( elem, name );
3911         },
3912
3913         // TODO: Now that all calls to _data and _removeData have been replaced
3914         // with direct calls to dataPriv methods, these can be deprecated.
3915         _data: function( elem, name, data ) {
3916                 return dataPriv.access( elem, name, data );
3917         },
3918
3919         _removeData: function( elem, name ) {
3920                 dataPriv.remove( elem, name );
3921         }
3922 } );
3923
3924 jQuery.fn.extend( {
3925         data: function( key, value ) {
3926                 var i, name, data,
3927                         elem = this[ 0 ],
3928                         attrs = elem && elem.attributes;
3929
3930                 // Gets all values
3931                 if ( key === undefined ) {
3932                         if ( this.length ) {
3933                                 data = dataUser.get( elem );
3934
3935                                 if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) {
3936                                         i = attrs.length;
3937                                         while ( i-- ) {
3938
3939                                                 // Support: IE11+
3940                                                 // The attrs elements can be null (#14894)
3941                                                 if ( attrs[ i ] ) {
3942                                                         name = attrs[ i ].name;
3943                                                         if ( name.indexOf( "data-" ) === 0 ) {
3944                                                                 name = jQuery.camelCase( name.slice( 5 ) );
3945                                                                 dataAttr( elem, name, data[ name ] );
3946                                                         }
3947                                                 }
3948                                         }
3949                                         dataPriv.set( elem, "hasDataAttrs", true );
3950                                 }
3951                         }
3952
3953                         return data;
3954                 }
3955
3956                 // Sets multiple values
3957                 if ( typeof key === "object" ) {
3958                         return this.each( function() {
3959                                 dataUser.set( this, key );
3960                         } );
3961                 }
3962
3963                 return access( this, function( value ) {
3964                         var data, camelKey;
3965
3966                         // The calling jQuery object (element matches) is not empty
3967                         // (and therefore has an element appears at this[ 0 ]) and the
3968                         // `value` parameter was not undefined. An empty jQuery object
3969                         // will result in `undefined` for elem = this[ 0 ] which will
3970                         // throw an exception if an attempt to read a data cache is made.
3971                         if ( elem && value === undefined ) {
3972
3973                                 // Attempt to get data from the cache
3974                                 // with the key as-is
3975                                 data = dataUser.get( elem, key ) ||
3976
3977                                         // Try to find dashed key if it exists (gh-2779)
3978                                         // This is for 2.2.x only
3979                                         dataUser.get( elem, key.replace( rmultiDash, "-$&" ).toLowerCase() );
3980
3981                                 if ( data !== undefined ) {
3982                                         return data;
3983                                 }
3984
3985                                 camelKey = jQuery.camelCase( key );
3986
3987                                 // Attempt to get data from the cache
3988                                 // with the key camelized
3989                                 data = dataUser.get( elem, camelKey );
3990                                 if ( data !== undefined ) {
3991                                         return data;
3992                                 }
3993
3994                                 // Attempt to "discover" the data in
3995                                 // HTML5 custom data-* attrs
3996                                 data = dataAttr( elem, camelKey, undefined );
3997                                 if ( data !== undefined ) {
3998                                         return data;
3999                                 }
4000
4001                                 // We tried really hard, but the data doesn't exist.
4002                                 return;
4003                         }
4004
4005                         // Set the data...
4006                         camelKey = jQuery.camelCase( key );
4007                         this.each( function() {
4008
4009                                 // First, attempt to store a copy or reference of any
4010                                 // data that might've been store with a camelCased key.
4011                                 var data = dataUser.get( this, camelKey );
4012
4013                                 // For HTML5 data-* attribute interop, we have to
4014                                 // store property names with dashes in a camelCase form.
4015                                 // This might not apply to all properties...*
4016                                 dataUser.set( this, camelKey, value );
4017
4018                                 // *... In the case of properties that might _actually_
4019                                 // have dashes, we need to also store a copy of that
4020                                 // unchanged property.
4021                                 if ( key.indexOf( "-" ) > -1 && data !== undefined ) {
4022                                         dataUser.set( this, key, value );
4023                                 }
4024                         } );
4025                 }, null, value, arguments.length > 1, null, true );
4026         },
4027
4028         removeData: function( key ) {
4029                 return this.each( function() {
4030                         dataUser.remove( this, key );
4031                 } );
4032         }
4033 } );
4034
4035
4036 jQuery.extend( {
4037         queue: function( elem, type, data ) {
4038                 var queue;
4039
4040                 if ( elem ) {
4041                         type = ( type || "fx" ) + "queue";
4042                         queue = dataPriv.get( elem, type );
4043
4044                         // Speed up dequeue by getting out quickly if this is just a lookup
4045                         if ( data ) {
4046                                 if ( !queue || jQuery.isArray( data ) ) {
4047                                         queue = dataPriv.access( elem, type, jQuery.makeArray( data ) );
4048                                 } else {
4049                                         queue.push( data );
4050                                 }
4051                         }
4052                         return queue || [];
4053                 }
4054         },
4055
4056         dequeue: function( elem, type ) {
4057                 type = type || "fx";
4058
4059                 var queue = jQuery.queue( elem, type ),
4060                         startLength = queue.length,
4061                         fn = queue.shift(),
4062                         hooks = jQuery._queueHooks( elem, type ),
4063                         next = function() {
4064                                 jQuery.dequeue( elem, type );
4065                         };
4066
4067                 // If the fx queue is dequeued, always remove the progress sentinel
4068                 if ( fn === "inprogress" ) {
4069                         fn = queue.shift();
4070                         startLength--;
4071                 }
4072
4073                 if ( fn ) {
4074
4075                         // Add a progress sentinel to prevent the fx queue from being
4076                         // automatically dequeued
4077                         if ( type === "fx" ) {
4078                                 queue.unshift( "inprogress" );
4079                         }
4080
4081                         // Clear up the last queue stop function
4082                         delete hooks.stop;
4083                         fn.call( elem, next, hooks );
4084                 }
4085
4086                 if ( !startLength && hooks ) {
4087                         hooks.empty.fire();
4088                 }
4089         },
4090
4091         // Not public - generate a queueHooks object, or return the current one
4092         _queueHooks: function( elem, type ) {
4093                 var key = type + "queueHooks";
4094                 return dataPriv.get( elem, key ) || dataPriv.access( elem, key, {
4095                         empty: jQuery.Callbacks( "once memory" ).add( function() {
4096                                 dataPriv.remove( elem, [ type + "queue", key ] );
4097                         } )
4098                 } );
4099         }
4100 } );
4101
4102 jQuery.fn.extend( {
4103         queue: function( type, data ) {
4104                 var setter = 2;
4105
4106                 if ( typeof type !== "string" ) {
4107                         data = type;
4108                         type = "fx";
4109                         setter--;
4110                 }
4111
4112                 if ( arguments.length < setter ) {
4113                         return jQuery.queue( this[ 0 ], type );
4114                 }
4115
4116                 return data === undefined ?
4117                         this :
4118                         this.each( function() {
4119                                 var queue = jQuery.queue( this, type, data );
4120
4121                                 // Ensure a hooks for this queue
4122                                 jQuery._queueHooks( this, type );
4123
4124                                 if ( type === "fx" && queue[ 0 ] !== "inprogress" ) {
4125                                         jQuery.dequeue( this, type );
4126                                 }
4127                         } );
4128         },
4129         dequeue: function( type ) {
4130                 return this.each( function() {
4131                         jQuery.dequeue( this, type );
4132                 } );
4133         },
4134         clearQueue: function( type ) {
4135                 return this.queue( type || "fx", [] );
4136         },
4137
4138         // Get a promise resolved when queues of a certain type
4139         // are emptied (fx is the type by default)
4140         promise: function( type, obj ) {
4141                 var tmp,
4142                         count = 1,
4143                         defer = jQuery.Deferred(),
4144                         elements = this,
4145                         i = this.length,
4146                         resolve = function() {
4147                                 if ( !( --count ) ) {
4148                                         defer.resolveWith( elements, [ elements ] );
4149                                 }
4150                         };
4151
4152                 if ( typeof type !== "string" ) {
4153                         obj = type;
4154                         type = undefined;
4155                 }
4156                 type = type || "fx";
4157
4158                 while ( i-- ) {
4159                         tmp = dataPriv.get( elements[ i ], type + "queueHooks" );
4160                         if ( tmp && tmp.empty ) {
4161                                 count++;
4162                                 tmp.empty.add( resolve );
4163                         }
4164                 }
4165                 resolve();
4166                 return defer.promise( obj );
4167         }
4168 } );
4169 var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source;
4170
4171 var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" );
4172
4173
4174 var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
4175
4176 var isHidden = function( elem, el ) {
4177
4178                 // isHidden might be called from jQuery#filter function;
4179                 // in that case, element will be second argument
4180                 elem = el || elem;
4181                 return jQuery.css( elem, "display" ) === "none" ||
4182                         !jQuery.contains( elem.ownerDocument, elem );
4183         };
4184
4185
4186
4187 function adjustCSS( elem, prop, valueParts, tween ) {
4188         var adjusted,
4189                 scale = 1,
4190                 maxIterations = 20,
4191                 currentValue = tween ?
4192                         function() { return tween.cur(); } :
4193                         function() { return jQuery.css( elem, prop, "" ); },
4194                 initial = currentValue(),
4195                 unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
4196
4197                 // Starting value computation is required for potential unit mismatches
4198                 initialInUnit = ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) &&
4199                         rcssNum.exec( jQuery.css( elem, prop ) );
4200
4201         if ( initialInUnit && initialInUnit[ 3 ] !== unit ) {
4202
4203                 // Trust units reported by jQuery.css
4204                 unit = unit || initialInUnit[ 3 ];
4205
4206                 // Make sure we update the tween properties later on
4207                 valueParts = valueParts || [];
4208
4209                 // Iteratively approximate from a nonzero starting point
4210                 initialInUnit = +initial || 1;
4211
4212                 do {
4213
4214                         // If previous iteration zeroed out, double until we get *something*.
4215                         // Use string for doubling so we don't accidentally see scale as unchanged below
4216                         scale = scale || ".5";
4217
4218                         // Adjust and apply
4219                         initialInUnit = initialInUnit / scale;
4220                         jQuery.style( elem, prop, initialInUnit + unit );
4221
4222                 // Update scale, tolerating zero or NaN from tween.cur()
4223                 // Break the loop if scale is unchanged or perfect, or if we've just had enough.
4224                 } while (
4225                         scale !== ( scale = currentValue() / initial ) && scale !== 1 && --maxIterations
4226                 );
4227         }
4228
4229         if ( valueParts ) {
4230                 initialInUnit = +initialInUnit || +initial || 0;
4231
4232                 // Apply relative offset (+=/-=) if specified
4233                 adjusted = valueParts[ 1 ] ?
4234                         initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] :
4235                         +valueParts[ 2 ];
4236                 if ( tween ) {
4237                         tween.unit = unit;
4238                         tween.start = initialInUnit;
4239                         tween.end = adjusted;
4240                 }
4241         }
4242         return adjusted;
4243 }
4244 var rcheckableType = ( /^(?:checkbox|radio)$/i );
4245
4246 var rtagName = ( /<([\w:-]+)/ );
4247
4248 var rscriptType = ( /^$|\/(?:java|ecma)script/i );
4249
4250
4251
4252 // We have to close these tags to support XHTML (#13200)
4253 var wrapMap = {
4254
4255         // Support: IE9
4256         option: [ 1, "<select multiple='multiple'>", "</select>" ],
4257
4258         // XHTML parsers do not magically insert elements in the
4259         // same way that tag soup parsers do. So we cannot shorten
4260         // this by omitting <tbody> or other required elements.
4261         thead: [ 1, "<table>", "</table>" ],
4262         col: [ 2, "<table><colgroup>", "</colgroup></table>" ],
4263         tr: [ 2, "<table><tbody>", "</tbody></table>" ],
4264         td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
4265
4266         _default: [ 0, "", "" ]
4267 };
4268
4269 // Support: IE9
4270 wrapMap.optgroup = wrapMap.option;
4271
4272 wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
4273 wrapMap.th = wrapMap.td;
4274
4275
4276 function getAll( context, tag ) {
4277
4278         // Support: IE9-11+
4279         // Use typeof to avoid zero-argument method invocation on host objects (#15151)
4280         var ret = typeof context.getElementsByTagName !== "undefined" ?
4281                         context.getElementsByTagName( tag || "*" ) :
4282                         typeof context.querySelectorAll !== "undefined" ?
4283                                 context.querySelectorAll( tag || "*" ) :
4284                         [];
4285
4286         return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
4287                 jQuery.merge( [ context ], ret ) :
4288                 ret;
4289 }
4290
4291
4292 // Mark scripts as having already been evaluated
4293 function setGlobalEval( elems, refElements ) {
4294         var i = 0,
4295                 l = elems.length;
4296
4297         for ( ; i < l; i++ ) {
4298                 dataPriv.set(
4299                         elems[ i ],
4300                         "globalEval",
4301                         !refElements || dataPriv.get( refElements[ i ], "globalEval" )
4302                 );
4303         }
4304 }
4305
4306
4307 var rhtml = /<|&#?\w+;/;
4308
4309 function buildFragment( elems, context, scripts, selection, ignored ) {
4310         var elem, tmp, tag, wrap, contains, j,
4311                 fragment = context.createDocumentFragment(),
4312                 nodes = [],
4313                 i = 0,
4314                 l = elems.length;
4315
4316         for ( ; i < l; i++ ) {
4317                 elem = elems[ i ];
4318
4319                 if ( elem || elem === 0 ) {
4320
4321                         // Add nodes directly
4322                         if ( jQuery.type( elem ) === "object" ) {
4323
4324                                 // Support: Android<4.1, PhantomJS<2
4325                                 // push.apply(_, arraylike) throws on ancient WebKit
4326                                 jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
4327
4328                         // Convert non-html into a text node
4329                         } else if ( !rhtml.test( elem ) ) {
4330                                 nodes.push( context.createTextNode( elem ) );
4331
4332                         // Convert html into DOM nodes
4333                         } else {
4334                                 tmp = tmp || fragment.appendChild( context.createElement( "div" ) );
4335
4336                                 // Deserialize a standard representation
4337                                 tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase();
4338                                 wrap = wrapMap[ tag ] || wrapMap._default;
4339                                 tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ];
4340
4341                                 // Descend through wrappers to the right content
4342                                 j = wrap[ 0 ];
4343                                 while ( j-- ) {
4344                                         tmp = tmp.lastChild;
4345                                 }
4346
4347                                 // Support: Android<4.1, PhantomJS<2
4348                                 // push.apply(_, arraylike) throws on ancient WebKit
4349                                 jQuery.merge( nodes, tmp.childNodes );
4350
4351                                 // Remember the top-level container
4352                                 tmp = fragment.firstChild;
4353
4354                                 // Ensure the created nodes are orphaned (#12392)
4355                                 tmp.textContent = "";
4356                         }
4357                 }
4358         }
4359
4360         // Remove wrapper from fragment
4361         fragment.textContent = "";
4362
4363         i = 0;
4364         while ( ( elem = nodes[ i++ ] ) ) {
4365
4366                 // Skip elements already in the context collection (trac-4087)
4367                 if ( selection && jQuery.inArray( elem, selection ) > -1 ) {
4368                         if ( ignored ) {
4369                                 ignored.push( elem );
4370                         }
4371                         continue;
4372                 }
4373
4374                 contains = jQuery.contains( elem.ownerDocument, elem );
4375
4376                 // Append to fragment
4377                 tmp = getAll( fragment.appendChild( elem ), "script" );
4378
4379                 // Preserve script evaluation history
4380                 if ( contains ) {
4381                         setGlobalEval( tmp );
4382                 }
4383
4384                 // Capture executables
4385                 if ( scripts ) {
4386                         j = 0;
4387                         while ( ( elem = tmp[ j++ ] ) ) {
4388                                 if ( rscriptType.test( elem.type || "" ) ) {
4389                                         scripts.push( elem );
4390                                 }
4391                         }
4392                 }
4393         }
4394
4395         return fragment;
4396 }
4397
4398
4399 ( function() {
4400         var fragment = document.createDocumentFragment(),
4401                 div = fragment.appendChild( document.createElement( "div" ) ),
4402                 input = document.createElement( "input" );
4403
4404         // Support: Android 4.0-4.3, Safari<=5.1
4405         // Check state lost if the name is set (#11217)
4406         // Support: Windows Web Apps (WWA)
4407         // `name` and `type` must use .setAttribute for WWA (#14901)
4408         input.setAttribute( "type", "radio" );
4409         input.setAttribute( "checked", "checked" );
4410         input.setAttribute( "name", "t" );
4411
4412         div.appendChild( input );
4413
4414         // Support: Safari<=5.1, Android<4.2
4415         // Older WebKit doesn't clone checked state correctly in fragments
4416         support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
4417
4418         // Support: IE<=11+
4419         // Make sure textarea (and checkbox) defaultValue is properly cloned
4420         div.innerHTML = "<textarea>x</textarea>";
4421         support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
4422 } )();
4423
4424
4425 var
4426         rkeyEvent = /^key/,
4427         rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
4428         rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
4429
4430 function returnTrue() {
4431         return true;
4432 }
4433
4434 function returnFalse() {
4435         return false;
4436 }
4437
4438 // Support: IE9
4439 // See #13393 for more info
4440 function safeActiveElement() {
4441         try {
4442                 return document.activeElement;
4443         } catch ( err ) { }
4444 }
4445
4446 function on( elem, types, selector, data, fn, one ) {
4447         var origFn, type;
4448
4449         // Types can be a map of types/handlers
4450         if ( typeof types === "object" ) {
4451
4452                 // ( types-Object, selector, data )
4453                 if ( typeof selector !== "string" ) {
4454
4455                         // ( types-Object, data )
4456                         data = data || selector;
4457                         selector = undefined;
4458                 }
4459                 for ( type in types ) {
4460                         on( elem, type, selector, data, types[ type ], one );
4461                 }
4462                 return elem;
4463         }
4464
4465         if ( data == null && fn == null ) {
4466
4467                 // ( types, fn )
4468                 fn = selector;
4469                 data = selector = undefined;
4470         } else if ( fn == null ) {
4471                 if ( typeof selector === "string" ) {
4472
4473                         // ( types, selector, fn )
4474                         fn = data;
4475                         data = undefined;
4476                 } else {
4477
4478                         // ( types, data, fn )
4479                         fn = data;
4480                         data = selector;
4481                         selector = undefined;
4482                 }
4483         }
4484         if ( fn === false ) {
4485                 fn = returnFalse;
4486         } else if ( !fn ) {
4487                 return elem;
4488         }
4489
4490         if ( one === 1 ) {
4491                 origFn = fn;
4492                 fn = function( event ) {
4493
4494                         // Can use an empty set, since event contains the info
4495                         jQuery().off( event );
4496                         return origFn.apply( this, arguments );
4497                 };
4498
4499                 // Use same guid so caller can remove using origFn
4500                 fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
4501         }
4502         return elem.each( function() {
4503                 jQuery.event.add( this, types, fn, data, selector );
4504         } );
4505 }
4506
4507 /*
4508  * Helper functions for managing events -- not part of the public interface.
4509  * Props to Dean Edwards' addEvent library for many of the ideas.
4510  */
4511 jQuery.event = {
4512
4513         global: {},
4514
4515         add: function( elem, types, handler, data, selector ) {
4516
4517                 var handleObjIn, eventHandle, tmp,
4518                         events, t, handleObj,
4519                         special, handlers, type, namespaces, origType,
4520                         elemData = dataPriv.get( elem );
4521
4522                 // Don't attach events to noData or text/comment nodes (but allow plain objects)
4523                 if ( !elemData ) {
4524                         return;
4525                 }
4526
4527                 // Caller can pass in an object of custom data in lieu of the handler
4528                 if ( handler.handler ) {
4529                         handleObjIn = handler;
4530                         handler = handleObjIn.handler;
4531                         selector = handleObjIn.selector;
4532                 }
4533
4534                 // Make sure that the handler has a unique ID, used to find/remove it later
4535                 if ( !handler.guid ) {
4536                         handler.guid = jQuery.guid++;
4537                 }
4538
4539                 // Init the element's event structure and main handler, if this is the first
4540                 if ( !( events = elemData.events ) ) {
4541                         events = elemData.events = {};
4542                 }
4543                 if ( !( eventHandle = elemData.handle ) ) {
4544                         eventHandle = elemData.handle = function( e ) {
4545
4546                                 // Discard the second event of a jQuery.event.trigger() and
4547                                 // when an event is called after a page has unloaded
4548                                 return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ?
4549                                         jQuery.event.dispatch.apply( elem, arguments ) : undefined;
4550                         };
4551                 }
4552
4553                 // Handle multiple events separated by a space
4554                 types = ( types || "" ).match( rnotwhite ) || [ "" ];
4555                 t = types.length;
4556                 while ( t-- ) {
4557                         tmp = rtypenamespace.exec( types[ t ] ) || [];
4558                         type = origType = tmp[ 1 ];
4559                         namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
4560
4561                         // There *must* be a type, no attaching namespace-only handlers
4562                         if ( !type ) {
4563                                 continue;
4564                         }
4565
4566                         // If event changes its type, use the special event handlers for the changed type
4567                         special = jQuery.event.special[ type ] || {};
4568
4569                         // If selector defined, determine special event api type, otherwise given type
4570                         type = ( selector ? special.delegateType : special.bindType ) || type;
4571
4572                         // Update special based on newly reset type
4573                         special = jQuery.event.special[ type ] || {};
4574
4575                         // handleObj is passed to all event handlers
4576                         handleObj = jQuery.extend( {
4577                                 type: type,
4578                                 origType: origType,
4579                                 data: data,
4580                                 handler: handler,
4581                                 guid: handler.guid,
4582                                 selector: selector,
4583                                 needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
4584                                 namespace: namespaces.join( "." )
4585                         }, handleObjIn );
4586
4587                         // Init the event handler queue if we're the first
4588                         if ( !( handlers = events[ type ] ) ) {
4589                                 handlers = events[ type ] = [];
4590                                 handlers.delegateCount = 0;
4591
4592                                 // Only use addEventListener if the special events handler returns false
4593                                 if ( !special.setup ||
4594                                         special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
4595
4596                                         if ( elem.addEventListener ) {
4597                                                 elem.addEventListener( type, eventHandle );
4598                                         }
4599                                 }
4600                         }
4601
4602                         if ( special.add ) {
4603                                 special.add.call( elem, handleObj );
4604
4605                                 if ( !handleObj.handler.guid ) {
4606                                         handleObj.handler.guid = handler.guid;
4607                                 }
4608                         }
4609
4610                         // Add to the element's handler list, delegates in front
4611                         if ( selector ) {
4612                                 handlers.splice( handlers.delegateCount++, 0, handleObj );
4613                         } else {
4614                                 handlers.push( handleObj );
4615                         }
4616
4617                         // Keep track of which events have ever been used, for event optimization
4618                         jQuery.event.global[ type ] = true;
4619                 }
4620
4621         },
4622
4623         // Detach an event or set of events from an element
4624         remove: function( elem, types, handler, selector, mappedTypes ) {
4625
4626                 var j, origCount, tmp,
4627                         events, t, handleObj,
4628                         special, handlers, type, namespaces, origType,
4629                         elemData = dataPriv.hasData( elem ) && dataPriv.get( elem );
4630
4631                 if ( !elemData || !( events = elemData.events ) ) {
4632                         return;
4633                 }
4634
4635                 // Once for each type.namespace in types; type may be omitted
4636                 types = ( types || "" ).match( rnotwhite ) || [ "" ];
4637                 t = types.length;
4638                 while ( t-- ) {
4639                         tmp = rtypenamespace.exec( types[ t ] ) || [];
4640                         type = origType = tmp[ 1 ];
4641                         namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
4642
4643                         // Unbind all events (on this namespace, if provided) for the element
4644                         if ( !type ) {
4645                                 for ( type in events ) {
4646                                         jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
4647                                 }
4648                                 continue;
4649                         }
4650
4651                         special = jQuery.event.special[ type ] || {};
4652                         type = ( selector ? special.delegateType : special.bindType ) || type;
4653                         handlers = events[ type ] || [];
4654                         tmp = tmp[ 2 ] &&
4655                                 new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" );
4656
4657                         // Remove matching events
4658                         origCount = j = handlers.length;
4659                         while ( j-- ) {
4660                                 handleObj = handlers[ j ];
4661
4662                                 if ( ( mappedTypes || origType === handleObj.origType ) &&
4663                                         ( !handler || handler.guid === handleObj.guid ) &&
4664                                         ( !tmp || tmp.test( handleObj.namespace ) ) &&
4665                                         ( !selector || selector === handleObj.selector ||
4666                                                 selector === "**" && handleObj.selector ) ) {
4667                                         handlers.splice( j, 1 );
4668
4669                                         if ( handleObj.selector ) {
4670                                                 handlers.delegateCount--;
4671                                         }
4672                                         if ( special.remove ) {
4673                                                 special.remove.call( elem, handleObj );
4674                                         }
4675                                 }
4676                         }
4677
4678                         // Remove generic event handler if we removed something and no more handlers exist
4679                         // (avoids potential for endless recursion during removal of special event handlers)
4680                         if ( origCount && !handlers.length ) {
4681                                 if ( !special.teardown ||
4682                                         special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
4683
4684                                         jQuery.removeEvent( elem, type, elemData.handle );
4685                                 }
4686
4687                                 delete events[ type ];
4688                         }
4689                 }
4690
4691                 // Remove data and the expando if it's no longer used
4692                 if ( jQuery.isEmptyObject( events ) ) {
4693                         dataPriv.remove( elem, "handle events" );
4694                 }
4695         },
4696
4697         dispatch: function( event ) {
4698
4699                 // Make a writable jQuery.Event from the native event object
4700                 event = jQuery.event.fix( event );
4701
4702                 var i, j, ret, matched, handleObj,
4703                         handlerQueue = [],
4704                         args = slice.call( arguments ),
4705                         handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [],
4706                         special = jQuery.event.special[ event.type ] || {};
4707
4708                 // Use the fix-ed jQuery.Event rather than the (read-only) native event
4709                 args[ 0 ] = event;
4710                 event.delegateTarget = this;
4711
4712                 // Call the preDispatch hook for the mapped type, and let it bail if desired
4713                 if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
4714                         return;
4715                 }
4716
4717                 // Determine handlers
4718                 handlerQueue = jQuery.event.handlers.call( this, event, handlers );
4719
4720                 // Run delegates first; they may want to stop propagation beneath us
4721                 i = 0;
4722                 while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) {
4723                         event.currentTarget = matched.elem;
4724
4725                         j = 0;
4726                         while ( ( handleObj = matched.handlers[ j++ ] ) &&
4727                                 !event.isImmediatePropagationStopped() ) {
4728
4729                                 // Triggered event must either 1) have no namespace, or 2) have namespace(s)
4730                                 // a subset or equal to those in the bound event (both can have no namespace).
4731                                 if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) {
4732
4733                                         event.handleObj = handleObj;
4734                                         event.data = handleObj.data;
4735
4736                                         ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle ||
4737                                                 handleObj.handler ).apply( matched.elem, args );
4738
4739                                         if ( ret !== undefined ) {
4740                                                 if ( ( event.result = ret ) === false ) {
4741                                                         event.preventDefault();
4742                                                         event.stopPropagation();
4743                                                 }
4744                                         }
4745                                 }
4746                         }
4747                 }
4748
4749                 // Call the postDispatch hook for the mapped type
4750                 if ( special.postDispatch ) {
4751                         special.postDispatch.call( this, event );
4752                 }
4753
4754                 return event.result;
4755         },
4756
4757         handlers: function( event, handlers ) {
4758                 var i, matches, sel, handleObj,
4759                         handlerQueue = [],
4760                         delegateCount = handlers.delegateCount,
4761                         cur = event.target;
4762
4763                 // Support (at least): Chrome, IE9
4764                 // Find delegate handlers
4765                 // Black-hole SVG <use> instance trees (#13180)
4766                 //
4767                 // Support: Firefox<=42+
4768                 // Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343)
4769                 if ( delegateCount && cur.nodeType &&
4770                         ( event.type !== "click" || isNaN( event.button ) || event.button < 1 ) ) {
4771
4772                         for ( ; cur !== this; cur = cur.parentNode || this ) {
4773
4774                                 // Don't check non-elements (#13208)
4775                                 // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
4776                                 if ( cur.nodeType === 1 && ( cur.disabled !== true || event.type !== "click" ) ) {
4777                                         matches = [];
4778                                         for ( i = 0; i < delegateCount; i++ ) {
4779                                                 handleObj = handlers[ i ];
4780
4781                                                 // Don't conflict with Object.prototype properties (#13203)
4782                                                 sel = handleObj.selector + " ";
4783
4784                                                 if ( matches[ sel ] === undefined ) {
4785                                                         matches[ sel ] = handleObj.needsContext ?
4786                                                                 jQuery( sel, this ).index( cur ) > -1 :
4787                                                                 jQuery.find( sel, this, null, [ cur ] ).length;
4788                                                 }
4789                                                 if ( matches[ sel ] ) {
4790                                                         matches.push( handleObj );
4791                                                 }
4792                                         }
4793                                         if ( matches.length ) {
4794                                                 handlerQueue.push( { elem: cur, handlers: matches } );
4795                                         }
4796                                 }
4797                         }
4798                 }
4799
4800                 // Add the remaining (directly-bound) handlers
4801                 if ( delegateCount < handlers.length ) {
4802                         handlerQueue.push( { elem: this, handlers: handlers.slice( delegateCount ) } );
4803                 }
4804
4805                 return handlerQueue;
4806         },
4807
4808         // Includes some event props shared by KeyEvent and MouseEvent
4809         props: ( "altKey bubbles cancelable ctrlKey currentTarget detail eventPhase " +
4810                 "metaKey relatedTarget shiftKey target timeStamp view which" ).split( " " ),
4811
4812         fixHooks: {},
4813
4814         keyHooks: {
4815                 props: "char charCode key keyCode".split( " " ),
4816                 filter: function( event, original ) {
4817
4818                         // Add which for key events
4819                         if ( event.which == null ) {
4820                                 event.which = original.charCode != null ? original.charCode : original.keyCode;
4821                         }
4822
4823                         return event;
4824                 }
4825         },
4826
4827         mouseHooks: {
4828                 props: ( "button buttons clientX clientY offsetX offsetY pageX pageY " +
4829                         "screenX screenY toElement" ).split( " " ),
4830                 filter: function( event, original ) {
4831                         var eventDoc, doc, body,
4832                                 button = original.button;
4833
4834                         // Calculate pageX/Y if missing and clientX/Y available
4835                         if ( event.pageX == null && original.clientX != null ) {
4836                                 eventDoc = event.target.ownerDocument || document;
4837                                 doc = eventDoc.documentElement;
4838                                 body = eventDoc.body;
4839
4840                                 event.pageX = original.clientX +
4841                                         ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) -
4842                                         ( doc && doc.clientLeft || body && body.clientLeft || 0 );
4843                                 event.pageY = original.clientY +
4844                                         ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) -
4845                                         ( doc && doc.clientTop  || body && body.clientTop  || 0 );
4846                         }
4847
4848                         // Add which for click: 1 === left; 2 === middle; 3 === right
4849                         // Note: button is not normalized, so don't use it
4850                         if ( !event.which && button !== undefined ) {
4851                                 event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
4852                         }
4853
4854                         return event;
4855                 }
4856         },
4857
4858         fix: function( event ) {
4859                 if ( event[ jQuery.expando ] ) {
4860                         return event;
4861                 }
4862
4863                 // Create a writable copy of the event object and normalize some properties
4864                 var i, prop, copy,
4865                         type = event.type,
4866                         originalEvent = event,
4867                         fixHook = this.fixHooks[ type ];
4868
4869                 if ( !fixHook ) {
4870                         this.fixHooks[ type ] = fixHook =
4871                                 rmouseEvent.test( type ) ? this.mouseHooks :
4872                                 rkeyEvent.test( type ) ? this.keyHooks :
4873                                 {};
4874                 }
4875                 copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
4876
4877                 event = new jQuery.Event( originalEvent );
4878
4879                 i = copy.length;
4880                 while ( i-- ) {
4881                         prop = copy[ i ];
4882                         event[ prop ] = originalEvent[ prop ];
4883                 }
4884
4885                 // Support: Cordova 2.5 (WebKit) (#13255)
4886                 // All events should have a target; Cordova deviceready doesn't
4887                 if ( !event.target ) {
4888                         event.target = document;
4889                 }
4890
4891                 // Support: Safari 6.0+, Chrome<28
4892                 // Target should not be a text node (#504, #13143)
4893                 if ( event.target.nodeType === 3 ) {
4894                         event.target = event.target.parentNode;
4895                 }
4896
4897                 return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
4898         },
4899
4900         special: {
4901                 load: {
4902
4903                         // Prevent triggered image.load events from bubbling to window.load
4904                         noBubble: true
4905                 },
4906                 focus: {
4907
4908                         // Fire native event if possible so blur/focus sequence is correct
4909                         trigger: function() {
4910                                 if ( this !== safeActiveElement() && this.focus ) {
4911                                         this.focus();
4912                                         return false;
4913                                 }
4914                         },
4915                         delegateType: "focusin"
4916                 },
4917                 blur: {
4918                         trigger: function() {
4919                                 if ( this === safeActiveElement() && this.blur ) {
4920                                         this.blur();
4921                                         return false;
4922                                 }
4923                         },
4924                         delegateType: "focusout"
4925                 },
4926                 click: {
4927
4928                         // For checkbox, fire native event so checked state will be right
4929                         trigger: function() {
4930                                 if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) {
4931                                         this.click();
4932                                         return false;
4933                                 }
4934                         },
4935
4936                         // For cross-browser consistency, don't fire native .click() on links
4937                         _default: function( event ) {
4938                                 return jQuery.nodeName( event.target, "a" );
4939                         }
4940                 },
4941
4942                 beforeunload: {
4943                         postDispatch: function( event ) {
4944
4945                                 // Support: Firefox 20+
4946                                 // Firefox doesn't alert if the returnValue field is not set.
4947                                 if ( event.result !== undefined && event.originalEvent ) {
4948                                         event.originalEvent.returnValue = event.result;
4949                                 }
4950                         }
4951                 }
4952         }
4953 };
4954
4955 jQuery.removeEvent = function( elem, type, handle ) {
4956
4957         // This "if" is needed for plain objects
4958         if ( elem.removeEventListener ) {
4959                 elem.removeEventListener( type, handle );
4960         }
4961 };
4962
4963 jQuery.Event = function( src, props ) {
4964
4965         // Allow instantiation without the 'new' keyword
4966         if ( !( this instanceof jQuery.Event ) ) {
4967                 return new jQuery.Event( src, props );
4968         }
4969
4970         // Event object
4971         if ( src && src.type ) {
4972                 this.originalEvent = src;
4973                 this.type = src.type;
4974
4975                 // Events bubbling up the document may have been marked as prevented
4976                 // by a handler lower down the tree; reflect the correct value.
4977                 this.isDefaultPrevented = src.defaultPrevented ||
4978                                 src.defaultPrevented === undefined &&
4979
4980                                 // Support: Android<4.0
4981                                 src.returnValue === false ?
4982                         returnTrue :
4983                         returnFalse;
4984
4985         // Event type
4986         } else {
4987                 this.type = src;
4988         }
4989
4990         // Put explicitly provided properties onto the event object
4991         if ( props ) {
4992                 jQuery.extend( this, props );
4993         }
4994
4995         // Create a timestamp if incoming event doesn't have one
4996         this.timeStamp = src && src.timeStamp || jQuery.now();
4997
4998         // Mark it as fixed
4999         this[ jQuery.expando ] = true;
5000 };
5001
5002 // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
5003 // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
5004 jQuery.Event.prototype = {
5005         constructor: jQuery.Event,
5006         isDefaultPrevented: returnFalse,
5007         isPropagationStopped: returnFalse,
5008         isImmediatePropagationStopped: returnFalse,
5009
5010         preventDefault: function() {
5011                 var e = this.originalEvent;
5012
5013                 this.isDefaultPrevented = returnTrue;
5014
5015                 if ( e ) {
5016                         e.preventDefault();
5017                 }
5018         },
5019         stopPropagation: function() {
5020                 var e = this.originalEvent;
5021
5022                 this.isPropagationStopped = returnTrue;
5023
5024                 if ( e ) {
5025                         e.stopPropagation();
5026                 }
5027         },
5028         stopImmediatePropagation: function() {
5029                 var e = this.originalEvent;
5030
5031                 this.isImmediatePropagationStopped = returnTrue;
5032
5033                 if ( e ) {
5034                         e.stopImmediatePropagation();
5035                 }
5036
5037                 this.stopPropagation();
5038         }
5039 };
5040
5041 // Create mouseenter/leave events using mouseover/out and event-time checks
5042 // so that event delegation works in jQuery.
5043 // Do the same for pointerenter/pointerleave and pointerover/pointerout
5044 //
5045 // Support: Safari 7 only
5046 // Safari sends mouseenter too often; see:
5047 // https://code.google.com/p/chromium/issues/detail?id=470258
5048 // for the description of the bug (it existed in older Chrome versions as well).
5049 jQuery.each( {
5050         mouseenter: "mouseover",
5051         mouseleave: "mouseout",
5052         pointerenter: "pointerover",
5053         pointerleave: "pointerout"
5054 }, function( orig, fix ) {
5055         jQuery.event.special[ orig ] = {
5056                 delegateType: fix,
5057                 bindType: fix,
5058
5059                 handle: function( event ) {
5060                         var ret,
5061                                 target = this,
5062                                 related = event.relatedTarget,
5063                                 handleObj = event.handleObj;
5064
5065                         // For mouseenter/leave call the handler if related is outside the target.
5066                         // NB: No relatedTarget if the mouse left/entered the browser window
5067                         if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) {
5068                                 event.type = handleObj.origType;
5069                                 ret = handleObj.handler.apply( this, arguments );
5070                                 event.type = fix;
5071                         }
5072                         return ret;
5073                 }
5074         };
5075 } );
5076
5077 jQuery.fn.extend( {
5078         on: function( types, selector, data, fn ) {
5079                 return on( this, types, selector, data, fn );
5080         },
5081         one: function( types, selector, data, fn ) {
5082                 return on( this, types, selector, data, fn, 1 );
5083         },
5084         off: function( types, selector, fn ) {
5085                 var handleObj, type;
5086                 if ( types && types.preventDefault && types.handleObj ) {
5087
5088                         // ( event )  dispatched jQuery.Event
5089                         handleObj = types.handleObj;
5090                         jQuery( types.delegateTarget ).off(
5091                                 handleObj.namespace ?
5092                                         handleObj.origType + "." + handleObj.namespace :
5093                                         handleObj.origType,
5094                                 handleObj.selector,
5095                                 handleObj.handler
5096                         );
5097                         return this;
5098                 }
5099                 if ( typeof types === "object" ) {
5100
5101                         // ( types-object [, selector] )
5102                         for ( type in types ) {
5103                                 this.off( type, selector, types[ type ] );
5104                         }
5105                         return this;
5106                 }
5107                 if ( selector === false || typeof selector === "function" ) {
5108
5109                         // ( types [, fn] )
5110                         fn = selector;
5111                         selector = undefined;
5112                 }
5113                 if ( fn === false ) {
5114                         fn = returnFalse;
5115                 }
5116                 return this.each( function() {
5117                         jQuery.event.remove( this, types, fn, selector );
5118                 } );
5119         }
5120 } );
5121
5122
5123 var
5124         rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:-]+)[^>]*)\/>/gi,
5125
5126         // Support: IE 10-11, Edge 10240+
5127         // In IE/Edge using regex groups here causes severe slowdowns.
5128         // See https://connect.microsoft.com/IE/feedback/details/1736512/
5129         rnoInnerhtml = /<script|<style|<link/i,
5130
5131         // checked="checked" or checked
5132         rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
5133         rscriptTypeMasked = /^true\/(.*)/,
5134         rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g;
5135
5136 // Manipulating tables requires a tbody
5137 function manipulationTarget( elem, content ) {
5138         return jQuery.nodeName( elem, "table" ) &&
5139                 jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ?
5140
5141                 elem.getElementsByTagName( "tbody" )[ 0 ] ||
5142                         elem.appendChild( elem.ownerDocument.createElement( "tbody" ) ) :
5143                 elem;
5144 }
5145
5146 // Replace/restore the type attribute of script elements for safe DOM manipulation
5147 function disableScript( elem ) {
5148         elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type;
5149         return elem;
5150 }
5151 function restoreScript( elem ) {
5152         var match = rscriptTypeMasked.exec( elem.type );
5153
5154         if ( match ) {
5155                 elem.type = match[ 1 ];
5156         } else {
5157                 elem.removeAttribute( "type" );
5158         }
5159
5160         return elem;
5161 }
5162
5163 function cloneCopyEvent( src, dest ) {
5164         var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events;
5165
5166         if ( dest.nodeType !== 1 ) {
5167                 return;
5168         }
5169
5170         // 1. Copy private data: events, handlers, etc.
5171         if ( dataPriv.hasData( src ) ) {
5172                 pdataOld = dataPriv.access( src );
5173                 pdataCur = dataPriv.set( dest, pdataOld );
5174                 events = pdataOld.events;
5175
5176                 if ( events ) {
5177                         delete pdataCur.handle;
5178                         pdataCur.events = {};
5179
5180                         for ( type in events ) {
5181                                 for ( i = 0, l = events[ type ].length; i < l; i++ ) {
5182                                         jQuery.event.add( dest, type, events[ type ][ i ] );
5183                                 }
5184                         }
5185                 }
5186         }
5187
5188         // 2. Copy user data
5189         if ( dataUser.hasData( src ) ) {
5190                 udataOld = dataUser.access( src );
5191                 udataCur = jQuery.extend( {}, udataOld );
5192
5193                 dataUser.set( dest, udataCur );
5194         }
5195 }
5196
5197 // Fix IE bugs, see support tests
5198 function fixInput( src, dest ) {
5199         var nodeName = dest.nodeName.toLowerCase();
5200
5201         // Fails to persist the checked state of a cloned checkbox or radio button.
5202         if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
5203                 dest.checked = src.checked;
5204
5205         // Fails to return the selected option to the default selected state when cloning options
5206         } else if ( nodeName === "input" || nodeName === "textarea" ) {
5207                 dest.defaultValue = src.defaultValue;
5208         }
5209 }
5210
5211 function domManip( collection, args, callback, ignored ) {
5212
5213         // Flatten any nested arrays
5214         args = concat.apply( [], args );
5215
5216         var fragment, first, scripts, hasScripts, node, doc,
5217                 i = 0,
5218                 l = collection.length,
5219                 iNoClone = l - 1,
5220                 value = args[ 0 ],
5221                 isFunction = jQuery.isFunction( value );
5222
5223         // We can't cloneNode fragments that contain checked, in WebKit
5224         if ( isFunction ||
5225                         ( l > 1 && typeof value === "string" &&
5226                                 !support.checkClone && rchecked.test( value ) ) ) {
5227                 return collection.each( function( index ) {
5228                         var self = collection.eq( index );
5229                         if ( isFunction ) {
5230                                 args[ 0 ] = value.call( this, index, self.html() );
5231                         }
5232                         domManip( self, args, callback, ignored );
5233                 } );
5234         }
5235
5236         if ( l ) {
5237                 fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored );
5238                 first = fragment.firstChild;
5239
5240                 if ( fragment.childNodes.length === 1 ) {
5241                         fragment = first;
5242                 }
5243
5244                 // Require either new content or an interest in ignored elements to invoke the callback
5245                 if ( first || ignored ) {
5246                         scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
5247                         hasScripts = scripts.length;
5248
5249                         // Use the original fragment for the last item
5250                         // instead of the first because it can end up
5251                         // being emptied incorrectly in certain situations (#8070).
5252                         for ( ; i < l; i++ ) {
5253                                 node = fragment;
5254
5255                                 if ( i !== iNoClone ) {
5256                                         node = jQuery.clone( node, true, true );
5257
5258                                         // Keep references to cloned scripts for later restoration
5259                                         if ( hasScripts ) {
5260
5261                                                 // Support: Android<4.1, PhantomJS<2
5262                                                 // push.apply(_, arraylike) throws on ancient WebKit
5263                                                 jQuery.merge( scripts, getAll( node, "script" ) );
5264                                         }
5265                                 }
5266
5267                                 callback.call( collection[ i ], node, i );
5268                         }
5269
5270                         if ( hasScripts ) {
5271                                 doc = scripts[ scripts.length - 1 ].ownerDocument;
5272
5273                                 // Reenable scripts
5274                                 jQuery.map( scripts, restoreScript );
5275
5276                                 // Evaluate executable scripts on first document insertion
5277                                 for ( i = 0; i < hasScripts; i++ ) {
5278                                         node = scripts[ i ];
5279                                         if ( rscriptType.test( node.type || "" ) &&
5280                                                 !dataPriv.access( node, "globalEval" ) &&
5281                                                 jQuery.contains( doc, node ) ) {
5282
5283                                                 if ( node.src ) {
5284
5285                                                         // Optional AJAX dependency, but won't run scripts if not present
5286                                                         if ( jQuery._evalUrl ) {
5287                                                                 jQuery._evalUrl( node.src );
5288                                                         }
5289                                                 } else {
5290                                                         jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) );
5291                                                 }
5292                                         }
5293                                 }
5294                         }
5295                 }
5296         }
5297
5298         return collection;
5299 }
5300
5301 function remove( elem, selector, keepData ) {
5302         var node,
5303                 nodes = selector ? jQuery.filter( selector, elem ) : elem,
5304                 i = 0;
5305
5306         for ( ; ( node = nodes[ i ] ) != null; i++ ) {
5307                 if ( !keepData && node.nodeType === 1 ) {
5308                         jQuery.cleanData( getAll( node ) );
5309                 }
5310
5311                 if ( node.parentNode ) {
5312                         if ( keepData && jQuery.contains( node.ownerDocument, node ) ) {
5313                                 setGlobalEval( getAll( node, "script" ) );
5314                         }
5315                         node.parentNode.removeChild( node );
5316                 }
5317         }
5318
5319         return elem;
5320 }
5321
5322 jQuery.extend( {
5323         htmlPrefilter: function( html ) {
5324                 return html.replace( rxhtmlTag, "<$1></$2>" );
5325         },
5326
5327         clone: function( elem, dataAndEvents, deepDataAndEvents ) {
5328                 var i, l, srcElements, destElements,
5329                         clone = elem.cloneNode( true ),
5330                         inPage = jQuery.contains( elem.ownerDocument, elem );
5331
5332                 // Fix IE cloning issues
5333                 if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&
5334                                 !jQuery.isXMLDoc( elem ) ) {
5335
5336                         // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
5337                         destElements = getAll( clone );
5338                         srcElements = getAll( elem );
5339
5340                         for ( i = 0, l = srcElements.length; i < l; i++ ) {
5341                                 fixInput( srcElements[ i ], destElements[ i ] );
5342                         }
5343                 }
5344
5345                 // Copy the events from the original to the clone
5346                 if ( dataAndEvents ) {
5347                         if ( deepDataAndEvents ) {
5348                                 srcElements = srcElements || getAll( elem );
5349                                 destElements = destElements || getAll( clone );
5350
5351                                 for ( i = 0, l = srcElements.length; i < l; i++ ) {
5352                                         cloneCopyEvent( srcElements[ i ], destElements[ i ] );
5353                                 }
5354                         } else {
5355                                 cloneCopyEvent( elem, clone );
5356                         }
5357                 }
5358
5359                 // Preserve script evaluation history
5360                 destElements = getAll( clone, "script" );
5361                 if ( destElements.length > 0 ) {
5362                         setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
5363                 }
5364
5365                 // Return the cloned set
5366                 return clone;
5367         },
5368
5369         cleanData: function( elems ) {
5370                 var data, elem, type,
5371                         special = jQuery.event.special,
5372                         i = 0;
5373
5374                 for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) {
5375                         if ( acceptData( elem ) ) {
5376                                 if ( ( data = elem[ dataPriv.expando ] ) ) {
5377                                         if ( data.events ) {
5378                                                 for ( type in data.events ) {
5379                                                         if ( special[ type ] ) {
5380                                                                 jQuery.event.remove( elem, type );
5381
5382                                                         // This is a shortcut to avoid jQuery.event.remove's overhead
5383                                                         } else {
5384                                                                 jQuery.removeEvent( elem, type, data.handle );
5385                                                         }
5386                                                 }
5387                                         }
5388
5389                                         // Support: Chrome <= 35-45+
5390                                         // Assign undefined instead of using delete, see Data#remove
5391                                         elem[ dataPriv.expando ] = undefined;
5392                                 }
5393                                 if ( elem[ dataUser.expando ] ) {
5394
5395                                         // Support: Chrome <= 35-45+
5396                                         // Assign undefined instead of using delete, see Data#remove
5397                                         elem[ dataUser.expando ] = undefined;
5398                                 }
5399                         }
5400                 }
5401         }
5402 } );
5403
5404 jQuery.fn.extend( {
5405
5406         // Keep domManip exposed until 3.0 (gh-2225)
5407         domManip: domManip,
5408
5409         detach: function( selector ) {
5410                 return remove( this, selector, true );
5411         },
5412
5413         remove: function( selector ) {
5414                 return remove( this, selector );
5415         },
5416
5417         text: function( value ) {
5418                 return access( this, function( value ) {
5419                         return value === undefined ?
5420                                 jQuery.text( this ) :
5421                                 this.empty().each( function() {
5422                                         if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5423                                                 this.textContent = value;
5424                                         }
5425                                 } );
5426                 }, null, value, arguments.length );
5427         },
5428
5429         append: function() {
5430                 return domManip( this, arguments, function( elem ) {
5431                         if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5432                                 var target = manipulationTarget( this, elem );
5433                                 target.appendChild( elem );
5434                         }
5435                 } );
5436         },
5437
5438         prepend: function() {
5439                 return domManip( this, arguments, function( elem ) {
5440                         if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5441                                 var target = manipulationTarget( this, elem );
5442                                 target.insertBefore( elem, target.firstChild );
5443                         }
5444                 } );
5445         },
5446
5447         before: function() {
5448                 return domManip( this, arguments, function( elem ) {
5449                         if ( this.parentNode ) {
5450                                 this.parentNode.insertBefore( elem, this );
5451                         }
5452                 } );
5453         },
5454
5455         after: function() {
5456                 return domManip( this, arguments, function( elem ) {
5457                         if ( this.parentNode ) {
5458                                 this.parentNode.insertBefore( elem, this.nextSibling );
5459                         }
5460                 } );
5461         },
5462
5463         empty: function() {
5464                 var elem,
5465                         i = 0;
5466
5467                 for ( ; ( elem = this[ i ] ) != null; i++ ) {
5468                         if ( elem.nodeType === 1 ) {
5469
5470                                 // Prevent memory leaks
5471                                 jQuery.cleanData( getAll( elem, false ) );
5472
5473                                 // Remove any remaining nodes
5474                                 elem.textContent = "";
5475                         }
5476                 }
5477
5478                 return this;
5479         },
5480
5481         clone: function( dataAndEvents, deepDataAndEvents ) {
5482                 dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
5483                 deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
5484
5485                 return this.map( function() {
5486                         return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
5487                 } );
5488         },
5489
5490         html: function( value ) {
5491                 return access( this, function( value ) {
5492                         var elem = this[ 0 ] || {},
5493                                 i = 0,
5494                                 l = this.length;
5495
5496                         if ( value === undefined && elem.nodeType === 1 ) {
5497                                 return elem.innerHTML;
5498                         }
5499
5500                         // See if we can take a shortcut and just use innerHTML
5501                         if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
5502                                 !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
5503
5504                                 value = jQuery.htmlPrefilter( value );
5505
5506                                 try {
5507                                         for ( ; i < l; i++ ) {
5508                                                 elem = this[ i ] || {};
5509
5510                                                 // Remove element nodes and prevent memory leaks
5511                                                 if ( elem.nodeType === 1 ) {
5512                                                         jQuery.cleanData( getAll( elem, false ) );
5513                                                         elem.innerHTML = value;
5514                                                 }
5515                                         }
5516
5517                                         elem = 0;
5518
5519                                 // If using innerHTML throws an exception, use the fallback method
5520                                 } catch ( e ) {}
5521                         }
5522
5523                         if ( elem ) {
5524                                 this.empty().append( value );
5525                         }
5526                 }, null, value, arguments.length );
5527         },
5528
5529         replaceWith: function() {
5530                 var ignored = [];
5531
5532                 // Make the changes, replacing each non-ignored context element with the new content
5533                 return domManip( this, arguments, function( elem ) {
5534                         var parent = this.parentNode;
5535
5536                         if ( jQuery.inArray( this, ignored ) < 0 ) {
5537                                 jQuery.cleanData( getAll( this ) );
5538                                 if ( parent ) {
5539                                         parent.replaceChild( elem, this );
5540                                 }
5541                         }
5542
5543                 // Force callback invocation
5544                 }, ignored );
5545         }
5546 } );
5547
5548 jQuery.each( {
5549         appendTo: "append",
5550         prependTo: "prepend",
5551         insertBefore: "before",
5552         insertAfter: "after",
5553         replaceAll: "replaceWith"
5554 }, function( name, original ) {
5555         jQuery.fn[ name ] = function( selector ) {
5556                 var elems,
5557                         ret = [],
5558                         insert = jQuery( selector ),
5559                         last = insert.length - 1,
5560                         i = 0;
5561
5562                 for ( ; i <= last; i++ ) {
5563                         elems = i === last ? this : this.clone( true );
5564                         jQuery( insert[ i ] )[ original ]( elems );
5565
5566                         // Support: QtWebKit
5567                         // .get() because push.apply(_, arraylike) throws
5568                         push.apply( ret, elems.get() );
5569                 }
5570
5571                 return this.pushStack( ret );
5572         };
5573 } );
5574
5575
5576 var iframe,
5577         elemdisplay = {
5578
5579                 // Support: Firefox
5580                 // We have to pre-define these values for FF (#10227)
5581                 HTML: "block",
5582                 BODY: "block"
5583         };
5584
5585 /**
5586  * Retrieve the actual display of a element
5587  * @param {String} name nodeName of the element
5588  * @param {Object} doc Document object
5589  */
5590
5591 // Called only from within defaultDisplay
5592 function actualDisplay( name, doc ) {
5593         var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
5594
5595                 display = jQuery.css( elem[ 0 ], "display" );
5596
5597         // We don't have any data stored on the element,
5598         // so use "detach" method as fast way to get rid of the element
5599         elem.detach();
5600
5601         return display;
5602 }
5603
5604 /**
5605  * Try to determine the default display value of an element
5606  * @param {String} nodeName
5607  */
5608 function defaultDisplay( nodeName ) {
5609         var doc = document,
5610                 display = elemdisplay[ nodeName ];
5611
5612         if ( !display ) {
5613                 display = actualDisplay( nodeName, doc );
5614
5615                 // If the simple way fails, read from inside an iframe
5616                 if ( display === "none" || !display ) {
5617
5618                         // Use the already-created iframe if possible
5619                         iframe = ( iframe || jQuery( "<iframe frameborder='0' width='0' height='0'/>" ) )
5620                                 .appendTo( doc.documentElement );
5621
5622                         // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
5623                         doc = iframe[ 0 ].contentDocument;
5624
5625                         // Support: IE
5626                         doc.write();
5627                         doc.close();
5628
5629                         display = actualDisplay( nodeName, doc );
5630                         iframe.detach();
5631                 }
5632
5633                 // Store the correct default display
5634                 elemdisplay[ nodeName ] = display;
5635         }
5636
5637         return display;
5638 }
5639 var rmargin = ( /^margin/ );
5640
5641 var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
5642
5643 var getStyles = function( elem ) {
5644
5645                 // Support: IE<=11+, Firefox<=30+ (#15098, #14150)
5646                 // IE throws on elements created in popups
5647                 // FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
5648                 var view = elem.ownerDocument.defaultView;
5649
5650                 if ( !view || !view.opener ) {
5651                         view = window;
5652                 }
5653
5654                 return view.getComputedStyle( elem );
5655         };
5656
5657 var swap = function( elem, options, callback, args ) {
5658         var ret, name,
5659                 old = {};
5660
5661         // Remember the old values, and insert the new ones
5662         for ( name in options ) {
5663                 old[ name ] = elem.style[ name ];
5664                 elem.style[ name ] = options[ name ];
5665         }
5666
5667         ret = callback.apply( elem, args || [] );
5668
5669         // Revert the old values
5670         for ( name in options ) {
5671                 elem.style[ name ] = old[ name ];
5672         }
5673
5674         return ret;
5675 };
5676
5677
5678 var documentElement = document.documentElement;
5679
5680
5681
5682 ( function() {
5683         var pixelPositionVal, boxSizingReliableVal, pixelMarginRightVal, reliableMarginLeftVal,
5684                 container = document.createElement( "div" ),
5685                 div = document.createElement( "div" );
5686
5687         // Finish early in limited (non-browser) environments
5688         if ( !div.style ) {
5689                 return;
5690         }
5691
5692         // Support: IE9-11+
5693         // Style of cloned element affects source element cloned (#8908)
5694         div.style.backgroundClip = "content-box";
5695         div.cloneNode( true ).style.backgroundClip = "";
5696         support.clearCloneStyle = div.style.backgroundClip === "content-box";
5697
5698         container.style.cssText = "border:0;width:8px;height:0;top:0;left:-9999px;" +
5699                 "padding:0;margin-top:1px;position:absolute";
5700         container.appendChild( div );
5701
5702         // Executing both pixelPosition & boxSizingReliable tests require only one layout
5703         // so they're executed at the same time to save the second computation.
5704         function computeStyleTests() {
5705                 div.style.cssText =
5706
5707                         // Support: Firefox<29, Android 2.3
5708                         // Vendor-prefix box-sizing
5709                         "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box;" +
5710                         "position:relative;display:block;" +
5711                         "margin:auto;border:1px;padding:1px;" +
5712                         "top:1%;width:50%";
5713                 div.innerHTML = "";
5714                 documentElement.appendChild( container );
5715
5716                 var divStyle = window.getComputedStyle( div );
5717                 pixelPositionVal = divStyle.top !== "1%";
5718                 reliableMarginLeftVal = divStyle.marginLeft === "2px";
5719                 boxSizingReliableVal = divStyle.width === "4px";
5720
5721                 // Support: Android 4.0 - 4.3 only
5722                 // Some styles come back with percentage values, even though they shouldn't
5723                 div.style.marginRight = "50%";
5724                 pixelMarginRightVal = divStyle.marginRight === "4px";
5725
5726                 documentElement.removeChild( container );
5727         }
5728
5729         jQuery.extend( support, {
5730                 pixelPosition: function() {
5731
5732                         // This test is executed only once but we still do memoizing
5733                         // since we can use the boxSizingReliable pre-computing.
5734                         // No need to check if the test was already performed, though.
5735                         computeStyleTests();
5736                         return pixelPositionVal;
5737                 },
5738                 boxSizingReliable: function() {
5739                         if ( boxSizingReliableVal == null ) {
5740                                 computeStyleTests();
5741                         }
5742                         return boxSizingReliableVal;
5743                 },
5744                 pixelMarginRight: function() {
5745
5746                         // Support: Android 4.0-4.3
5747                         // We're checking for boxSizingReliableVal here instead of pixelMarginRightVal
5748                         // since that compresses better and they're computed together anyway.
5749                         if ( boxSizingReliableVal == null ) {
5750                                 computeStyleTests();
5751                         }
5752                         return pixelMarginRightVal;
5753                 },
5754                 reliableMarginLeft: function() {
5755
5756                         // Support: IE <=8 only, Android 4.0 - 4.3 only, Firefox <=3 - 37
5757                         if ( boxSizingReliableVal == null ) {
5758                                 computeStyleTests();
5759                         }
5760                         return reliableMarginLeftVal;
5761                 },
5762                 reliableMarginRight: function() {
5763
5764                         // Support: Android 2.3
5765                         // Check if div with explicit width and no margin-right incorrectly
5766                         // gets computed margin-right based on width of container. (#3333)
5767                         // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
5768                         // This support function is only executed once so no memoizing is needed.
5769                         var ret,
5770                                 marginDiv = div.appendChild( document.createElement( "div" ) );
5771
5772                         // Reset CSS: box-sizing; display; margin; border; padding
5773                         marginDiv.style.cssText = div.style.cssText =
5774
5775                                 // Support: Android 2.3
5776                                 // Vendor-prefix box-sizing
5777                                 "-webkit-box-sizing:content-box;box-sizing:content-box;" +
5778                                 "display:block;margin:0;border:0;padding:0";
5779                         marginDiv.style.marginRight = marginDiv.style.width = "0";
5780                         div.style.width = "1px";
5781                         documentElement.appendChild( container );
5782
5783                         ret = !parseFloat( window.getComputedStyle( marginDiv ).marginRight );
5784
5785                         documentElement.removeChild( container );
5786                         div.removeChild( marginDiv );
5787
5788                         return ret;
5789                 }
5790         } );
5791 } )();
5792
5793
5794 function curCSS( elem, name, computed ) {
5795         var width, minWidth, maxWidth, ret,
5796                 style = elem.style;
5797
5798         computed = computed || getStyles( elem );
5799         ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined;
5800
5801         // Support: Opera 12.1x only
5802         // Fall back to style even without computed
5803         // computed is undefined for elems on document fragments
5804         if ( ( ret === "" || ret === undefined ) && !jQuery.contains( elem.ownerDocument, elem ) ) {
5805                 ret = jQuery.style( elem, name );
5806         }
5807
5808         // Support: IE9
5809         // getPropertyValue is only needed for .css('filter') (#12537)
5810         if ( computed ) {
5811
5812                 // A tribute to the "awesome hack by Dean Edwards"
5813                 // Android Browser returns percentage for some values,
5814                 // but width seems to be reliably pixels.
5815                 // This is against the CSSOM draft spec:
5816                 // http://dev.w3.org/csswg/cssom/#resolved-values
5817                 if ( !support.pixelMarginRight() && rnumnonpx.test( ret ) && rmargin.test( name ) ) {
5818
5819                         // Remember the original values
5820                         width = style.width;
5821                         minWidth = style.minWidth;
5822                         maxWidth = style.maxWidth;
5823
5824                         // Put in the new values to get a computed value out
5825                         style.minWidth = style.maxWidth = style.width = ret;
5826                         ret = computed.width;
5827
5828                         // Revert the changed values
5829                         style.width = width;
5830                         style.minWidth = minWidth;
5831                         style.maxWidth = maxWidth;
5832                 }
5833         }
5834
5835         return ret !== undefined ?
5836
5837                 // Support: IE9-11+
5838                 // IE returns zIndex value as an integer.
5839                 ret + "" :
5840                 ret;
5841 }
5842
5843
5844 function addGetHookIf( conditionFn, hookFn ) {
5845
5846         // Define the hook, we'll check on the first run if it's really needed.
5847         return {
5848                 get: function() {
5849                         if ( conditionFn() ) {
5850
5851                                 // Hook not needed (or it's not possible to use it due
5852                                 // to missing dependency), remove it.
5853                                 delete this.get;
5854                                 return;
5855                         }
5856
5857                         // Hook needed; redefine it so that the support test is not executed again.
5858                         return ( this.get = hookFn ).apply( this, arguments );
5859                 }
5860         };
5861 }
5862
5863
5864 var
5865
5866         // Swappable if display is none or starts with table
5867         // except "table", "table-cell", or "table-caption"
5868         // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
5869         rdisplayswap = /^(none|table(?!-c[ea]).+)/,
5870
5871         cssShow = { position: "absolute", visibility: "hidden", display: "block" },
5872         cssNormalTransform = {
5873                 letterSpacing: "0",
5874                 fontWeight: "400"
5875         },
5876
5877         cssPrefixes = [ "Webkit", "O", "Moz", "ms" ],
5878         emptyStyle = document.createElement( "div" ).style;
5879
5880 // Return a css property mapped to a potentially vendor prefixed property
5881 function vendorPropName( name ) {
5882
5883         // Shortcut for names that are not vendor prefixed
5884         if ( name in emptyStyle ) {
5885                 return name;
5886         }
5887
5888         // Check for vendor prefixed names
5889         var capName = name[ 0 ].toUpperCase() + name.slice( 1 ),
5890                 i = cssPrefixes.length;
5891
5892         while ( i-- ) {
5893                 name = cssPrefixes[ i ] + capName;
5894                 if ( name in emptyStyle ) {
5895                         return name;
5896                 }
5897         }
5898 }
5899
5900 function setPositiveNumber( elem, value, subtract ) {
5901
5902         // Any relative (+/-) values have already been
5903         // normalized at this point
5904         var matches = rcssNum.exec( value );
5905         return matches ?
5906
5907                 // Guard against undefined "subtract", e.g., when used as in cssHooks
5908                 Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) :
5909                 value;
5910 }
5911
5912 function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
5913         var i = extra === ( isBorderBox ? "border" : "content" ) ?
5914
5915                 // If we already have the right measurement, avoid augmentation
5916                 4 :
5917
5918                 // Otherwise initialize for horizontal or vertical properties
5919                 name === "width" ? 1 : 0,
5920
5921                 val = 0;
5922
5923         for ( ; i < 4; i += 2 ) {
5924
5925                 // Both box models exclude margin, so add it if we want it
5926                 if ( extra === "margin" ) {
5927                         val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
5928                 }
5929
5930                 if ( isBorderBox ) {
5931
5932                         // border-box includes padding, so remove it if we want content
5933                         if ( extra === "content" ) {
5934                                 val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
5935                         }
5936
5937                         // At this point, extra isn't border nor margin, so remove border
5938                         if ( extra !== "margin" ) {
5939                                 val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
5940                         }
5941                 } else {
5942
5943                         // At this point, extra isn't content, so add padding
5944                         val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
5945
5946                         // At this point, extra isn't content nor padding, so add border
5947                         if ( extra !== "padding" ) {
5948                                 val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
5949                         }
5950                 }
5951         }
5952
5953         return val;
5954 }
5955
5956 function getWidthOrHeight( elem, name, extra ) {
5957
5958         // Start with offset property, which is equivalent to the border-box value
5959         var valueIsBorderBox = true,
5960                 val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
5961                 styles = getStyles( elem ),
5962                 isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
5963
5964         // Support: IE11 only
5965         // In IE 11 fullscreen elements inside of an iframe have
5966         // 100x too small dimensions (gh-1764).
5967         if ( document.msFullscreenElement && window.top !== window ) {
5968
5969                 // Support: IE11 only
5970                 // Running getBoundingClientRect on a disconnected node
5971                 // in IE throws an error.
5972                 if ( elem.getClientRects().length ) {
5973                         val = Math.round( elem.getBoundingClientRect()[ name ] * 100 );
5974                 }
5975         }
5976
5977         // Some non-html elements return undefined for offsetWidth, so check for null/undefined
5978         // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
5979         // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
5980         if ( val <= 0 || val == null ) {
5981
5982                 // Fall back to computed then uncomputed css if necessary
5983                 val = curCSS( elem, name, styles );
5984                 if ( val < 0 || val == null ) {
5985                         val = elem.style[ name ];
5986                 }
5987
5988                 // Computed unit is not pixels. Stop here and return.
5989                 if ( rnumnonpx.test( val ) ) {
5990                         return val;
5991                 }
5992
5993                 // Check for style in case a browser which returns unreliable values
5994                 // for getComputedStyle silently falls back to the reliable elem.style
5995                 valueIsBorderBox = isBorderBox &&
5996                         ( support.boxSizingReliable() || val === elem.style[ name ] );
5997
5998                 // Normalize "", auto, and prepare for extra
5999                 val = parseFloat( val ) || 0;
6000         }
6001
6002         // Use the active box-sizing model to add/subtract irrelevant styles
6003         return ( val +
6004                 augmentWidthOrHeight(
6005                         elem,
6006                         name,
6007                         extra || ( isBorderBox ? "border" : "content" ),
6008                         valueIsBorderBox,
6009                         styles
6010                 )
6011         ) + "px";
6012 }
6013
6014 function showHide( elements, show ) {
6015         var display, elem, hidden,
6016                 values = [],
6017                 index = 0,
6018                 length = elements.length;
6019
6020         for ( ; index < length; index++ ) {
6021                 elem = elements[ index ];
6022                 if ( !elem.style ) {
6023                         continue;
6024                 }
6025
6026                 values[ index ] = dataPriv.get( elem, "olddisplay" );
6027                 display = elem.style.display;
6028                 if ( show ) {
6029
6030                         // Reset the inline display of this element to learn if it is
6031                         // being hidden by cascaded rules or not
6032                         if ( !values[ index ] && display === "none" ) {
6033                                 elem.style.display = "";
6034                         }
6035
6036                         // Set elements which have been overridden with display: none
6037                         // in a stylesheet to whatever the default browser style is
6038                         // for such an element
6039                         if ( elem.style.display === "" && isHidden( elem ) ) {
6040                                 values[ index ] = dataPriv.access(
6041                                         elem,
6042                                         "olddisplay",
6043                                         defaultDisplay( elem.nodeName )
6044                                 );
6045                         }
6046                 } else {
6047                         hidden = isHidden( elem );
6048
6049                         if ( display !== "none" || !hidden ) {
6050                                 dataPriv.set(
6051                                         elem,
6052                                         "olddisplay",
6053                                         hidden ? display : jQuery.css( elem, "display" )
6054                                 );
6055                         }
6056                 }
6057         }
6058
6059         // Set the display of most of the elements in a second loop
6060         // to avoid the constant reflow
6061         for ( index = 0; index < length; index++ ) {
6062                 elem = elements[ index ];
6063                 if ( !elem.style ) {
6064                         continue;
6065                 }
6066                 if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
6067                         elem.style.display = show ? values[ index ] || "" : "none";
6068                 }
6069         }
6070
6071         return elements;
6072 }
6073
6074 jQuery.extend( {
6075
6076         // Add in style property hooks for overriding the default
6077         // behavior of getting and setting a style property
6078         cssHooks: {
6079                 opacity: {
6080                         get: function( elem, computed ) {
6081                                 if ( computed ) {
6082
6083                                         // We should always get a number back from opacity
6084                                         var ret = curCSS( elem, "opacity" );
6085                                         return ret === "" ? "1" : ret;
6086                                 }
6087                         }
6088                 }
6089         },
6090
6091         // Don't automatically add "px" to these possibly-unitless properties
6092         cssNumber: {
6093                 "animationIterationCount": true,
6094                 "columnCount": true,
6095                 "fillOpacity": true,
6096                 "flexGrow": true,
6097                 "flexShrink": true,
6098                 "fontWeight": true,
6099                 "lineHeight": true,
6100                 "opacity": true,
6101                 "order": true,
6102                 "orphans": true,
6103                 "widows": true,
6104                 "zIndex": true,
6105                 "zoom": true
6106         },
6107
6108         // Add in properties whose names you wish to fix before
6109         // setting or getting the value
6110         cssProps: {
6111                 "float": "cssFloat"
6112         },
6113
6114         // Get and set the style property on a DOM Node
6115         style: function( elem, name, value, extra ) {
6116
6117                 // Don't set styles on text and comment nodes
6118                 if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
6119                         return;
6120                 }
6121
6122                 // Make sure that we're working with the right name
6123                 var ret, type, hooks,
6124                         origName = jQuery.camelCase( name ),
6125                         style = elem.style;
6126
6127                 name = jQuery.cssProps[ origName ] ||
6128                         ( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );
6129
6130                 // Gets hook for the prefixed version, then unprefixed version
6131                 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6132
6133                 // Check if we're setting a value
6134                 if ( value !== undefined ) {
6135                         type = typeof value;
6136
6137                         // Convert "+=" or "-=" to relative numbers (#7345)
6138                         if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) {
6139                                 value = adjustCSS( elem, name, ret );
6140
6141                                 // Fixes bug #9237
6142                                 type = "number";
6143                         }
6144
6145                         // Make sure that null and NaN values aren't set (#7116)
6146                         if ( value == null || value !== value ) {
6147                                 return;
6148                         }
6149
6150                         // If a number was passed in, add the unit (except for certain CSS properties)
6151                         if ( type === "number" ) {
6152                                 value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" );
6153                         }
6154
6155                         // Support: IE9-11+
6156                         // background-* props affect original clone's values
6157                         if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) {
6158                                 style[ name ] = "inherit";
6159                         }
6160
6161                         // If a hook was provided, use that value, otherwise just set the specified value
6162                         if ( !hooks || !( "set" in hooks ) ||
6163                                 ( value = hooks.set( elem, value, extra ) ) !== undefined ) {
6164
6165                                 style[ name ] = value;
6166                         }
6167
6168                 } else {
6169
6170                         // If a hook was provided get the non-computed value from there
6171                         if ( hooks && "get" in hooks &&
6172                                 ( ret = hooks.get( elem, false, extra ) ) !== undefined ) {
6173
6174                                 return ret;
6175                         }
6176
6177                         // Otherwise just get the value from the style object
6178                         return style[ name ];
6179                 }
6180         },
6181
6182         css: function( elem, name, extra, styles ) {
6183                 var val, num, hooks,
6184                         origName = jQuery.camelCase( name );
6185
6186                 // Make sure that we're working with the right name
6187                 name = jQuery.cssProps[ origName ] ||
6188                         ( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );
6189
6190                 // Try prefixed name followed by the unprefixed name
6191                 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6192
6193                 // If a hook was provided get the computed value from there
6194                 if ( hooks && "get" in hooks ) {
6195                         val = hooks.get( elem, true, extra );
6196                 }
6197
6198                 // Otherwise, if a way to get the computed value exists, use that
6199                 if ( val === undefined ) {
6200                         val = curCSS( elem, name, styles );
6201                 }
6202
6203                 // Convert "normal" to computed value
6204                 if ( val === "normal" && name in cssNormalTransform ) {
6205                         val = cssNormalTransform[ name ];
6206                 }
6207
6208                 // Make numeric if forced or a qualifier was provided and val looks numeric
6209                 if ( extra === "" || extra ) {
6210                         num = parseFloat( val );
6211                         return extra === true || isFinite( num ) ? num || 0 : val;
6212                 }
6213                 return val;
6214         }
6215 } );
6216
6217 jQuery.each( [ "height", "width" ], function( i, name ) {
6218         jQuery.cssHooks[ name ] = {
6219                 get: function( elem, computed, extra ) {
6220                         if ( computed ) {
6221
6222                                 // Certain elements can have dimension info if we invisibly show them
6223                                 // but it must have a current display style that would benefit
6224                                 return rdisplayswap.test( jQuery.css( elem, "display" ) ) &&
6225                                         elem.offsetWidth === 0 ?
6226                                                 swap( elem, cssShow, function() {
6227                                                         return getWidthOrHeight( elem, name, extra );
6228                                                 } ) :
6229                                                 getWidthOrHeight( elem, name, extra );
6230                         }
6231                 },
6232
6233                 set: function( elem, value, extra ) {
6234                         var matches,
6235                                 styles = extra && getStyles( elem ),
6236                                 subtract = extra && augmentWidthOrHeight(
6237                                         elem,
6238                                         name,
6239                                         extra,
6240                                         jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
6241                                         styles
6242                                 );
6243
6244                         // Convert to pixels if value adjustment is needed
6245                         if ( subtract && ( matches = rcssNum.exec( value ) ) &&
6246                                 ( matches[ 3 ] || "px" ) !== "px" ) {
6247
6248                                 elem.style[ name ] = value;
6249                                 value = jQuery.css( elem, name );
6250                         }
6251
6252                         return setPositiveNumber( elem, value, subtract );
6253                 }
6254         };
6255 } );
6256
6257 jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft,
6258         function( elem, computed ) {
6259                 if ( computed ) {
6260                         return ( parseFloat( curCSS( elem, "marginLeft" ) ) ||
6261                                 elem.getBoundingClientRect().left -
6262                                         swap( elem, { marginLeft: 0 }, function() {
6263                                                 return elem.getBoundingClientRect().left;
6264                                         } )
6265                                 ) + "px";
6266                 }
6267         }
6268 );
6269
6270 // Support: Android 2.3
6271 jQuery.cssHooks.marginRight = addGetHookIf( support.reliableMarginRight,
6272         function( elem, computed ) {
6273                 if ( computed ) {
6274                         return swap( elem, { "display": "inline-block" },
6275                                 curCSS, [ elem, "marginRight" ] );
6276                 }
6277         }
6278 );
6279
6280 // These hooks are used by animate to expand properties
6281 jQuery.each( {
6282         margin: "",
6283         padding: "",
6284         border: "Width"
6285 }, function( prefix, suffix ) {
6286         jQuery.cssHooks[ prefix + suffix ] = {
6287                 expand: function( value ) {
6288                         var i = 0,
6289                                 expanded = {},
6290
6291                                 // Assumes a single number if not a string
6292                                 parts = typeof value === "string" ? value.split( " " ) : [ value ];
6293
6294                         for ( ; i < 4; i++ ) {
6295                                 expanded[ prefix + cssExpand[ i ] + suffix ] =
6296                                         parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
6297                         }
6298
6299                         return expanded;
6300                 }
6301         };
6302
6303         if ( !rmargin.test( prefix ) ) {
6304                 jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
6305         }
6306 } );
6307
6308 jQuery.fn.extend( {
6309         css: function( name, value ) {
6310                 return access( this, function( elem, name, value ) {
6311                         var styles, len,
6312                                 map = {},
6313                                 i = 0;
6314
6315                         if ( jQuery.isArray( name ) ) {
6316                                 styles = getStyles( elem );
6317                                 len = name.length;
6318
6319                                 for ( ; i < len; i++ ) {
6320                                         map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
6321                                 }
6322
6323                                 return map;
6324                         }
6325
6326                         return value !== undefined ?
6327                                 jQuery.style( elem, name, value ) :
6328                                 jQuery.css( elem, name );
6329                 }, name, value, arguments.length > 1 );
6330         },
6331         show: function() {
6332                 return showHide( this, true );
6333         },
6334         hide: function() {
6335                 return showHide( this );
6336         },
6337         toggle: function( state ) {
6338                 if ( typeof state === "boolean" ) {
6339                         return state ? this.show() : this.hide();
6340                 }
6341
6342                 return this.each( function() {
6343                         if ( isHidden( this ) ) {
6344                                 jQuery( this ).show();
6345                         } else {
6346                                 jQuery( this ).hide();
6347                         }
6348                 } );
6349         }
6350 } );
6351
6352
6353 function Tween( elem, options, prop, end, easing ) {
6354         return new Tween.prototype.init( elem, options, prop, end, easing );
6355 }
6356 jQuery.Tween = Tween;
6357
6358 Tween.prototype = {
6359         constructor: Tween,
6360         init: function( elem, options, prop, end, easing, unit ) {
6361                 this.elem = elem;
6362                 this.prop = prop;
6363                 this.easing = easing || jQuery.easing._default;
6364                 this.options = options;
6365                 this.start = this.now = this.cur();
6366                 this.end = end;
6367                 this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
6368         },
6369         cur: function() {
6370                 var hooks = Tween.propHooks[ this.prop ];
6371
6372                 return hooks && hooks.get ?
6373                         hooks.get( this ) :
6374                         Tween.propHooks._default.get( this );
6375         },
6376         run: function( percent ) {
6377                 var eased,
6378                         hooks = Tween.propHooks[ this.prop ];
6379
6380                 if ( this.options.duration ) {
6381                         this.pos = eased = jQuery.easing[ this.easing ](
6382                                 percent, this.options.duration * percent, 0, 1, this.options.duration
6383                         );
6384                 } else {
6385                         this.pos = eased = percent;
6386                 }
6387                 this.now = ( this.end - this.start ) * eased + this.start;
6388
6389                 if ( this.options.step ) {
6390                         this.options.step.call( this.elem, this.now, this );
6391                 }
6392
6393                 if ( hooks && hooks.set ) {
6394                         hooks.set( this );
6395                 } else {
6396                         Tween.propHooks._default.set( this );
6397                 }
6398                 return this;
6399         }
6400 };
6401
6402 Tween.prototype.init.prototype = Tween.prototype;
6403
6404 Tween.propHooks = {
6405         _default: {
6406                 get: function( tween ) {
6407                         var result;
6408
6409                         // Use a property on the element directly when it is not a DOM element,
6410                         // or when there is no matching style property that exists.
6411                         if ( tween.elem.nodeType !== 1 ||
6412                                 tween.elem[ tween.prop ] != null && tween.elem.style[ tween.prop ] == null ) {
6413                                 return tween.elem[ tween.prop ];
6414                         }
6415
6416                         // Passing an empty string as a 3rd parameter to .css will automatically
6417                         // attempt a parseFloat and fallback to a string if the parse fails.
6418                         // Simple values such as "10px" are parsed to Float;
6419                         // complex values such as "rotate(1rad)" are returned as-is.
6420                         result = jQuery.css( tween.elem, tween.prop, "" );
6421
6422                         // Empty strings, null, undefined and "auto" are converted to 0.
6423                         return !result || result === "auto" ? 0 : result;
6424                 },
6425                 set: function( tween ) {
6426
6427                         // Use step hook for back compat.
6428                         // Use cssHook if its there.
6429                         // Use .style if available and use plain properties where available.
6430                         if ( jQuery.fx.step[ tween.prop ] ) {
6431                                 jQuery.fx.step[ tween.prop ]( tween );
6432                         } else if ( tween.elem.nodeType === 1 &&
6433                                 ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null ||
6434                                         jQuery.cssHooks[ tween.prop ] ) ) {
6435                                 jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
6436                         } else {
6437                                 tween.elem[ tween.prop ] = tween.now;
6438                         }
6439                 }
6440         }
6441 };
6442
6443 // Support: IE9
6444 // Panic based approach to setting things on disconnected nodes
6445 Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
6446         set: function( tween ) {
6447                 if ( tween.elem.nodeType && tween.elem.parentNode ) {
6448                         tween.elem[ tween.prop ] = tween.now;
6449                 }
6450         }
6451 };
6452
6453 jQuery.easing = {
6454         linear: function( p ) {
6455                 return p;
6456         },
6457         swing: function( p ) {
6458                 return 0.5 - Math.cos( p * Math.PI ) / 2;
6459         },
6460         _default: "swing"
6461 };
6462
6463 jQuery.fx = Tween.prototype.init;
6464
6465 // Back Compat <1.8 extension point
6466 jQuery.fx.step = {};
6467
6468
6469
6470
6471 var
6472         fxNow, timerId,
6473         rfxtypes = /^(?:toggle|show|hide)$/,
6474         rrun = /queueHooks$/;
6475
6476 // Animations created synchronously will run synchronously
6477 function createFxNow() {
6478         window.setTimeout( function() {
6479                 fxNow = undefined;
6480         } );
6481         return ( fxNow = jQuery.now() );
6482 }
6483
6484 // Generate parameters to create a standard animation
6485 function genFx( type, includeWidth ) {
6486         var which,
6487                 i = 0,
6488                 attrs = { height: type };
6489
6490         // If we include width, step value is 1 to do all cssExpand values,
6491         // otherwise step value is 2 to skip over Left and Right
6492         includeWidth = includeWidth ? 1 : 0;
6493         for ( ; i < 4 ; i += 2 - includeWidth ) {
6494                 which = cssExpand[ i ];
6495                 attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
6496         }
6497
6498         if ( includeWidth ) {
6499                 attrs.opacity = attrs.width = type;
6500         }
6501
6502         return attrs;
6503 }
6504
6505 function createTween( value, prop, animation ) {
6506         var tween,
6507                 collection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ "*" ] ),
6508                 index = 0,
6509                 length = collection.length;
6510         for ( ; index < length; index++ ) {
6511                 if ( ( tween = collection[ index ].call( animation, prop, value ) ) ) {
6512
6513                         // We're done with this property
6514                         return tween;
6515                 }
6516         }
6517 }
6518
6519 function defaultPrefilter( elem, props, opts ) {
6520         /* jshint validthis: true */
6521         var prop, value, toggle, tween, hooks, oldfire, display, checkDisplay,
6522                 anim = this,
6523                 orig = {},
6524                 style = elem.style,
6525                 hidden = elem.nodeType && isHidden( elem ),
6526                 dataShow = dataPriv.get( elem, "fxshow" );
6527
6528         // Handle queue: false promises
6529         if ( !opts.queue ) {
6530                 hooks = jQuery._queueHooks( elem, "fx" );
6531                 if ( hooks.unqueued == null ) {
6532                         hooks.unqueued = 0;
6533                         oldfire = hooks.empty.fire;
6534                         hooks.empty.fire = function() {
6535                                 if ( !hooks.unqueued ) {
6536                                         oldfire();
6537                                 }
6538                         };
6539                 }
6540                 hooks.unqueued++;
6541
6542                 anim.always( function() {
6543
6544                         // Ensure the complete handler is called before this completes
6545                         anim.always( function() {
6546                                 hooks.unqueued--;
6547                                 if ( !jQuery.queue( elem, "fx" ).length ) {
6548                                         hooks.empty.fire();
6549                                 }
6550                         } );
6551                 } );
6552         }
6553
6554         // Height/width overflow pass
6555         if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
6556
6557                 // Make sure that nothing sneaks out
6558                 // Record all 3 overflow attributes because IE9-10 do not
6559                 // change the overflow attribute when overflowX and
6560                 // overflowY are set to the same value
6561                 opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
6562
6563                 // Set display property to inline-block for height/width
6564                 // animations on inline elements that are having width/height animated
6565                 display = jQuery.css( elem, "display" );
6566
6567                 // Test default display if display is currently "none"
6568                 checkDisplay = display === "none" ?
6569                         dataPriv.get( elem, "olddisplay" ) || defaultDisplay( elem.nodeName ) : display;
6570
6571                 if ( checkDisplay === "inline" && jQuery.css( elem, "float" ) === "none" ) {
6572                         style.display = "inline-block";
6573                 }
6574         }
6575
6576         if ( opts.overflow ) {
6577                 style.overflow = "hidden";
6578                 anim.always( function() {
6579                         style.overflow = opts.overflow[ 0 ];
6580                         style.overflowX = opts.overflow[ 1 ];
6581                         style.overflowY = opts.overflow[ 2 ];
6582                 } );
6583         }
6584
6585         // show/hide pass
6586         for ( prop in props ) {
6587                 value = props[ prop ];
6588                 if ( rfxtypes.exec( value ) ) {
6589                         delete props[ prop ];
6590                         toggle = toggle || value === "toggle";
6591                         if ( value === ( hidden ? "hide" : "show" ) ) {
6592
6593                                 // If there is dataShow left over from a stopped hide or show
6594                                 // and we are going to proceed with show, we should pretend to be hidden
6595                                 if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
6596                                         hidden = true;
6597                                 } else {
6598                                         continue;
6599                                 }
6600                         }
6601                         orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
6602
6603                 // Any non-fx value stops us from restoring the original display value
6604                 } else {
6605                         display = undefined;
6606                 }
6607         }
6608
6609         if ( !jQuery.isEmptyObject( orig ) ) {
6610                 if ( dataShow ) {
6611                         if ( "hidden" in dataShow ) {
6612                                 hidden = dataShow.hidden;
6613                         }
6614                 } else {
6615                         dataShow = dataPriv.access( elem, "fxshow", {} );
6616                 }
6617
6618                 // Store state if its toggle - enables .stop().toggle() to "reverse"
6619                 if ( toggle ) {
6620                         dataShow.hidden = !hidden;
6621                 }
6622                 if ( hidden ) {
6623                         jQuery( elem ).show();
6624                 } else {
6625                         anim.done( function() {
6626                                 jQuery( elem ).hide();
6627                         } );
6628                 }
6629                 anim.done( function() {
6630                         var prop;
6631
6632                         dataPriv.remove( elem, "fxshow" );
6633                         for ( prop in orig ) {
6634                                 jQuery.style( elem, prop, orig[ prop ] );
6635                         }
6636                 } );
6637                 for ( prop in orig ) {
6638                         tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
6639
6640                         if ( !( prop in dataShow ) ) {
6641                                 dataShow[ prop ] = tween.start;
6642                                 if ( hidden ) {
6643                                         tween.end = tween.start;
6644                                         tween.start = prop === "width" || prop === "height" ? 1 : 0;
6645                                 }
6646                         }
6647                 }
6648
6649         // If this is a noop like .hide().hide(), restore an overwritten display value
6650         } else if ( ( display === "none" ? defaultDisplay( elem.nodeName ) : display ) === "inline" ) {
6651                 style.display = display;
6652         }
6653 }
6654
6655 function propFilter( props, specialEasing ) {
6656         var index, name, easing, value, hooks;
6657
6658         // camelCase, specialEasing and expand cssHook pass
6659         for ( index in props ) {
6660                 name = jQuery.camelCase( index );
6661                 easing = specialEasing[ name ];
6662                 value = props[ index ];
6663                 if ( jQuery.isArray( value ) ) {
6664                         easing = value[ 1 ];
6665                         value = props[ index ] = value[ 0 ];
6666                 }
6667
6668                 if ( index !== name ) {
6669                         props[ name ] = value;
6670                         delete props[ index ];
6671                 }
6672
6673                 hooks = jQuery.cssHooks[ name ];
6674                 if ( hooks && "expand" in hooks ) {
6675                         value = hooks.expand( value );
6676                         delete props[ name ];
6677
6678                         // Not quite $.extend, this won't overwrite existing keys.
6679                         // Reusing 'index' because we have the correct "name"
6680                         for ( index in value ) {
6681                                 if ( !( index in props ) ) {
6682                                         props[ index ] = value[ index ];
6683                                         specialEasing[ index ] = easing;
6684                                 }
6685                         }
6686                 } else {
6687                         specialEasing[ name ] = easing;
6688                 }
6689         }
6690 }
6691
6692 function Animation( elem, properties, options ) {
6693         var result,
6694                 stopped,
6695                 index = 0,
6696                 length = Animation.prefilters.length,
6697                 deferred = jQuery.Deferred().always( function() {
6698
6699                         // Don't match elem in the :animated selector
6700                         delete tick.elem;
6701                 } ),
6702                 tick = function() {
6703                         if ( stopped ) {
6704                                 return false;
6705                         }
6706                         var currentTime = fxNow || createFxNow(),
6707                                 remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
6708
6709                                 // Support: Android 2.3
6710                                 // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497)
6711                                 temp = remaining / animation.duration || 0,
6712                                 percent = 1 - temp,
6713                                 index = 0,
6714                                 length = animation.tweens.length;
6715
6716                         for ( ; index < length ; index++ ) {
6717                                 animation.tweens[ index ].run( percent );
6718                         }
6719
6720                         deferred.notifyWith( elem, [ animation, percent, remaining ] );
6721
6722                         if ( percent < 1 && length ) {
6723                                 return remaining;
6724                         } else {
6725                                 deferred.resolveWith( elem, [ animation ] );
6726                                 return false;
6727                         }
6728                 },
6729                 animation = deferred.promise( {
6730                         elem: elem,
6731                         props: jQuery.extend( {}, properties ),
6732                         opts: jQuery.extend( true, {
6733                                 specialEasing: {},
6734                                 easing: jQuery.easing._default
6735                         }, options ),
6736                         originalProperties: properties,
6737                         originalOptions: options,
6738                         startTime: fxNow || createFxNow(),
6739                         duration: options.duration,
6740                         tweens: [],
6741                         createTween: function( prop, end ) {
6742                                 var tween = jQuery.Tween( elem, animation.opts, prop, end,
6743                                                 animation.opts.specialEasing[ prop ] || animation.opts.easing );
6744                                 animation.tweens.push( tween );
6745                                 return tween;
6746                         },
6747                         stop: function( gotoEnd ) {
6748                                 var index = 0,
6749
6750                                         // If we are going to the end, we want to run all the tweens
6751                                         // otherwise we skip this part
6752                                         length = gotoEnd ? animation.tweens.length : 0;
6753                                 if ( stopped ) {
6754                                         return this;
6755                                 }
6756                                 stopped = true;
6757                                 for ( ; index < length ; index++ ) {
6758                                         animation.tweens[ index ].run( 1 );
6759                                 }
6760
6761                                 // Resolve when we played the last frame; otherwise, reject
6762                                 if ( gotoEnd ) {
6763                                         deferred.notifyWith( elem, [ animation, 1, 0 ] );
6764                                         deferred.resolveWith( elem, [ animation, gotoEnd ] );
6765                                 } else {
6766                                         deferred.rejectWith( elem, [ animation, gotoEnd ] );
6767                                 }
6768                                 return this;
6769                         }
6770                 } ),
6771                 props = animation.props;
6772
6773         propFilter( props, animation.opts.specialEasing );
6774
6775         for ( ; index < length ; index++ ) {
6776                 result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts );
6777                 if ( result ) {
6778                         if ( jQuery.isFunction( result.stop ) ) {
6779                                 jQuery._queueHooks( animation.elem, animation.opts.queue ).stop =
6780                                         jQuery.proxy( result.stop, result );
6781                         }
6782                         return result;
6783                 }
6784         }
6785
6786         jQuery.map( props, createTween, animation );
6787
6788         if ( jQuery.isFunction( animation.opts.start ) ) {
6789                 animation.opts.start.call( elem, animation );
6790         }
6791
6792         jQuery.fx.timer(
6793                 jQuery.extend( tick, {
6794                         elem: elem,
6795                         anim: animation,
6796                         queue: animation.opts.queue
6797                 } )
6798         );
6799
6800         // attach callbacks from options
6801         return animation.progress( animation.opts.progress )
6802                 .done( animation.opts.done, animation.opts.complete )
6803                 .fail( animation.opts.fail )
6804                 .always( animation.opts.always );
6805 }
6806
6807 jQuery.Animation = jQuery.extend( Animation, {
6808         tweeners: {
6809                 "*": [ function( prop, value ) {
6810                         var tween = this.createTween( prop, value );
6811                         adjustCSS( tween.elem, prop, rcssNum.exec( value ), tween );
6812                         return tween;
6813                 } ]
6814         },
6815
6816         tweener: function( props, callback ) {
6817                 if ( jQuery.isFunction( props ) ) {
6818                         callback = props;
6819                         props = [ "*" ];
6820                 } else {
6821                         props = props.match( rnotwhite );
6822                 }
6823
6824                 var prop,
6825                         index = 0,
6826                         length = props.length;
6827
6828                 for ( ; index < length ; index++ ) {
6829                         prop = props[ index ];
6830                         Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || [];
6831                         Animation.tweeners[ prop ].unshift( callback );
6832                 }
6833         },
6834
6835         prefilters: [ defaultPrefilter ],
6836
6837         prefilter: function( callback, prepend ) {
6838                 if ( prepend ) {
6839                         Animation.prefilters.unshift( callback );
6840                 } else {
6841                         Animation.prefilters.push( callback );
6842                 }
6843         }
6844 } );
6845
6846 jQuery.speed = function( speed, easing, fn ) {
6847         var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
6848                 complete: fn || !fn && easing ||
6849                         jQuery.isFunction( speed ) && speed,
6850                 duration: speed,
6851                 easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
6852         };
6853
6854         opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ?
6855                 opt.duration : opt.duration in jQuery.fx.speeds ?
6856                         jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
6857
6858         // Normalize opt.queue - true/undefined/null -> "fx"
6859         if ( opt.queue == null || opt.queue === true ) {
6860                 opt.queue = "fx";
6861         }
6862
6863         // Queueing
6864         opt.old = opt.complete;
6865
6866         opt.complete = function() {
6867                 if ( jQuery.isFunction( opt.old ) ) {
6868                         opt.old.call( this );
6869                 }
6870
6871                 if ( opt.queue ) {
6872                         jQuery.dequeue( this, opt.queue );
6873                 }
6874         };
6875
6876         return opt;
6877 };
6878
6879 jQuery.fn.extend( {
6880         fadeTo: function( speed, to, easing, callback ) {
6881
6882                 // Show any hidden elements after setting opacity to 0
6883                 return this.filter( isHidden ).css( "opacity", 0 ).show()
6884
6885                         // Animate to the value specified
6886                         .end().animate( { opacity: to }, speed, easing, callback );
6887         },
6888         animate: function( prop, speed, easing, callback ) {
6889                 var empty = jQuery.isEmptyObject( prop ),
6890                         optall = jQuery.speed( speed, easing, callback ),
6891                         doAnimation = function() {
6892
6893                                 // Operate on a copy of prop so per-property easing won't be lost
6894                                 var anim = Animation( this, jQuery.extend( {}, prop ), optall );
6895
6896                                 // Empty animations, or finishing resolves immediately
6897                                 if ( empty || dataPriv.get( this, "finish" ) ) {
6898                                         anim.stop( true );
6899                                 }
6900                         };
6901                         doAnimation.finish = doAnimation;
6902
6903                 return empty || optall.queue === false ?
6904                         this.each( doAnimation ) :
6905                         this.queue( optall.queue, doAnimation );
6906         },
6907         stop: function( type, clearQueue, gotoEnd ) {
6908                 var stopQueue = function( hooks ) {
6909                         var stop = hooks.stop;
6910                         delete hooks.stop;
6911                         stop( gotoEnd );
6912                 };
6913
6914                 if ( typeof type !== "string" ) {
6915                         gotoEnd = clearQueue;
6916                         clearQueue = type;
6917                         type = undefined;
6918                 }
6919                 if ( clearQueue && type !== false ) {
6920                         this.queue( type || "fx", [] );
6921                 }
6922
6923                 return this.each( function() {
6924                         var dequeue = true,
6925                                 index = type != null && type + "queueHooks",
6926                                 timers = jQuery.timers,
6927                                 data = dataPriv.get( this );
6928
6929                         if ( index ) {
6930                                 if ( data[ index ] && data[ index ].stop ) {
6931                                         stopQueue( data[ index ] );
6932                                 }
6933                         } else {
6934                                 for ( index in data ) {
6935                                         if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
6936                                                 stopQueue( data[ index ] );
6937                                         }
6938                                 }
6939                         }
6940
6941                         for ( index = timers.length; index--; ) {
6942                                 if ( timers[ index ].elem === this &&
6943                                         ( type == null || timers[ index ].queue === type ) ) {
6944
6945                                         timers[ index ].anim.stop( gotoEnd );
6946                                         dequeue = false;
6947                                         timers.splice( index, 1 );
6948                                 }
6949                         }
6950
6951                         // Start the next in the queue if the last step wasn't forced.
6952                         // Timers currently will call their complete callbacks, which
6953                         // will dequeue but only if they were gotoEnd.
6954                         if ( dequeue || !gotoEnd ) {
6955                                 jQuery.dequeue( this, type );
6956                         }
6957                 } );
6958         },
6959         finish: function( type ) {
6960                 if ( type !== false ) {
6961                         type = type || "fx";
6962                 }
6963                 return this.each( function() {
6964                         var index,
6965                                 data = dataPriv.get( this ),
6966                                 queue = data[ type + "queue" ],
6967                                 hooks = data[ type + "queueHooks" ],
6968                                 timers = jQuery.timers,
6969                                 length = queue ? queue.length : 0;
6970
6971                         // Enable finishing flag on private data
6972                         data.finish = true;
6973
6974                         // Empty the queue first
6975                         jQuery.queue( this, type, [] );
6976
6977                         if ( hooks && hooks.stop ) {
6978                                 hooks.stop.call( this, true );
6979                         }
6980
6981                         // Look for any active animations, and finish them
6982                         for ( index = timers.length; index--; ) {
6983                                 if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
6984                                         timers[ index ].anim.stop( true );
6985                                         timers.splice( index, 1 );
6986                                 }
6987                         }
6988
6989                         // Look for any animations in the old queue and finish them
6990                         for ( index = 0; index < length; index++ ) {
6991                                 if ( queue[ index ] && queue[ index ].finish ) {
6992                                         queue[ index ].finish.call( this );
6993                                 }
6994                         }
6995
6996                         // Turn off finishing flag
6997                         delete data.finish;
6998                 } );
6999         }
7000 } );
7001
7002 jQuery.each( [ "toggle", "show", "hide" ], function( i, name ) {
7003         var cssFn = jQuery.fn[ name ];
7004         jQuery.fn[ name ] = function( speed, easing, callback ) {
7005                 return speed == null || typeof speed === "boolean" ?
7006                         cssFn.apply( this, arguments ) :
7007                         this.animate( genFx( name, true ), speed, easing, callback );
7008         };
7009 } );
7010
7011 // Generate shortcuts for custom animations
7012 jQuery.each( {
7013         slideDown: genFx( "show" ),
7014         slideUp: genFx( "hide" ),
7015         slideToggle: genFx( "toggle" ),
7016         fadeIn: { opacity: "show" },
7017         fadeOut: { opacity: "hide" },
7018         fadeToggle: { opacity: "toggle" }
7019 }, function( name, props ) {
7020         jQuery.fn[ name ] = function( speed, easing, callback ) {
7021                 return this.animate( props, speed, easing, callback );
7022         };
7023 } );
7024
7025 jQuery.timers = [];
7026 jQuery.fx.tick = function() {
7027         var timer,
7028                 i = 0,
7029                 timers = jQuery.timers;
7030
7031         fxNow = jQuery.now();
7032
7033         for ( ; i < timers.length; i++ ) {
7034                 timer = timers[ i ];
7035
7036                 // Checks the timer has not already been removed
7037                 if ( !timer() && timers[ i ] === timer ) {
7038                         timers.splice( i--, 1 );
7039                 }
7040         }
7041
7042         if ( !timers.length ) {
7043                 jQuery.fx.stop();
7044         }
7045         fxNow = undefined;
7046 };
7047
7048 jQuery.fx.timer = function( timer ) {
7049         jQuery.timers.push( timer );
7050         if ( timer() ) {
7051                 jQuery.fx.start();
7052         } else {
7053                 jQuery.timers.pop();
7054         }
7055 };
7056
7057 jQuery.fx.interval = 13;
7058 jQuery.fx.start = function() {
7059         if ( !timerId ) {
7060                 timerId = window.setInterval( jQuery.fx.tick, jQuery.fx.interval );
7061         }
7062 };
7063
7064 jQuery.fx.stop = function() {
7065         window.clearInterval( timerId );
7066
7067         timerId = null;
7068 };
7069
7070 jQuery.fx.speeds = {
7071         slow: 600,
7072         fast: 200,
7073
7074         // Default speed
7075         _default: 400
7076 };
7077
7078
7079 // Based off of the plugin by Clint Helfers, with permission.
7080 // http://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/
7081 jQuery.fn.delay = function( time, type ) {
7082         time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
7083         type = type || "fx";
7084
7085         return this.queue( type, function( next, hooks ) {
7086                 var timeout = window.setTimeout( next, time );
7087                 hooks.stop = function() {
7088                         window.clearTimeout( timeout );
7089                 };
7090         } );
7091 };
7092
7093
7094 ( function() {
7095         var input = document.createElement( "input" ),
7096                 select = document.createElement( "select" ),
7097                 opt = select.appendChild( document.createElement( "option" ) );
7098
7099         input.type = "checkbox";
7100
7101         // Support: iOS<=5.1, Android<=4.2+
7102         // Default value for a checkbox should be "on"
7103         support.checkOn = input.value !== "";
7104
7105         // Support: IE<=11+
7106         // Must access selectedIndex to make default options select
7107         support.optSelected = opt.selected;
7108
7109         // Support: Android<=2.3
7110         // Options inside disabled selects are incorrectly marked as disabled
7111         select.disabled = true;
7112         support.optDisabled = !opt.disabled;
7113
7114         // Support: IE<=11+
7115         // An input loses its value after becoming a radio
7116         input = document.createElement( "input" );
7117         input.value = "t";
7118         input.type = "radio";
7119         support.radioValue = input.value === "t";
7120 } )();
7121
7122
7123 var boolHook,
7124         attrHandle = jQuery.expr.attrHandle;
7125
7126 jQuery.fn.extend( {
7127         attr: function( name, value ) {
7128                 return access( this, jQuery.attr, name, value, arguments.length > 1 );
7129         },
7130
7131         removeAttr: function( name ) {
7132                 return this.each( function() {
7133                         jQuery.removeAttr( this, name );
7134                 } );
7135         }
7136 } );
7137
7138 jQuery.extend( {
7139         attr: function( elem, name, value ) {
7140                 var ret, hooks,
7141                         nType = elem.nodeType;
7142
7143                 // Don't get/set attributes on text, comment and attribute nodes
7144                 if ( nType === 3 || nType === 8 || nType === 2 ) {
7145                         return;
7146                 }
7147
7148                 // Fallback to prop when attributes are not supported
7149                 if ( typeof elem.getAttribute === "undefined" ) {
7150                         return jQuery.prop( elem, name, value );
7151                 }
7152
7153                 // All attributes are lowercase
7154                 // Grab necessary hook if one is defined
7155                 if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
7156                         name = name.toLowerCase();
7157                         hooks = jQuery.attrHooks[ name ] ||
7158                                 ( jQuery.expr.match.bool.test( name ) ? boolHook : undefined );
7159                 }
7160
7161                 if ( value !== undefined ) {
7162                         if ( value === null ) {
7163                                 jQuery.removeAttr( elem, name );
7164                                 return;
7165                         }
7166
7167                         if ( hooks && "set" in hooks &&
7168                                 ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
7169                                 return ret;
7170                         }
7171
7172                         elem.setAttribute( name, value + "" );
7173                         return value;
7174                 }
7175
7176                 if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
7177                         return ret;
7178                 }
7179
7180                 ret = jQuery.find.attr( elem, name );
7181
7182                 // Non-existent attributes return null, we normalize to undefined
7183                 return ret == null ? undefined : ret;
7184         },
7185
7186         attrHooks: {
7187                 type: {
7188                         set: function( elem, value ) {
7189                                 if ( !support.radioValue && value === "radio" &&
7190                                         jQuery.nodeName( elem, "input" ) ) {
7191                                         var val = elem.value;
7192                                         elem.setAttribute( "type", value );
7193                                         if ( val ) {
7194                                                 elem.value = val;
7195                                         }
7196                                         return value;
7197                                 }
7198                         }
7199                 }
7200         },
7201
7202         removeAttr: function( elem, value ) {
7203                 var name, propName,
7204                         i = 0,
7205                         attrNames = value && value.match( rnotwhite );
7206
7207                 if ( attrNames && elem.nodeType === 1 ) {
7208                         while ( ( name = attrNames[ i++ ] ) ) {
7209                                 propName = jQuery.propFix[ name ] || name;
7210
7211                                 // Boolean attributes get special treatment (#10870)
7212                                 if ( jQuery.expr.match.bool.test( name ) ) {
7213
7214                                         // Set corresponding property to false
7215                                         elem[ propName ] = false;
7216                                 }
7217
7218                                 elem.removeAttribute( name );
7219                         }
7220                 }
7221         }
7222 } );
7223
7224 // Hooks for boolean attributes
7225 boolHook = {
7226         set: function( elem, value, name ) {
7227                 if ( value === false ) {
7228
7229                         // Remove boolean attributes when set to false
7230                         jQuery.removeAttr( elem, name );
7231                 } else {
7232                         elem.setAttribute( name, name );
7233                 }
7234                 return name;
7235         }
7236 };
7237 jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
7238         var getter = attrHandle[ name ] || jQuery.find.attr;
7239
7240         attrHandle[ name ] = function( elem, name, isXML ) {
7241                 var ret, handle;
7242                 if ( !isXML ) {
7243
7244                         // Avoid an infinite loop by temporarily removing this function from the getter
7245                         handle = attrHandle[ name ];
7246                         attrHandle[ name ] = ret;
7247                         ret = getter( elem, name, isXML ) != null ?
7248                                 name.toLowerCase() :
7249                                 null;
7250                         attrHandle[ name ] = handle;
7251                 }
7252                 return ret;
7253         };
7254 } );
7255
7256
7257
7258
7259 var rfocusable = /^(?:input|select|textarea|button)$/i,
7260         rclickable = /^(?:a|area)$/i;
7261
7262 jQuery.fn.extend( {
7263         prop: function( name, value ) {
7264                 return access( this, jQuery.prop, name, value, arguments.length > 1 );
7265         },
7266
7267         removeProp: function( name ) {
7268                 return this.each( function() {
7269                         delete this[ jQuery.propFix[ name ] || name ];
7270                 } );
7271         }
7272 } );
7273
7274 jQuery.extend( {
7275         prop: function( elem, name, value ) {
7276                 var ret, hooks,
7277                         nType = elem.nodeType;
7278
7279                 // Don't get/set properties on text, comment and attribute nodes
7280                 if ( nType === 3 || nType === 8 || nType === 2 ) {
7281                         return;
7282                 }
7283
7284                 if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
7285
7286                         // Fix name and attach hooks
7287                         name = jQuery.propFix[ name ] || name;
7288                         hooks = jQuery.propHooks[ name ];
7289                 }
7290
7291                 if ( value !== undefined ) {
7292                         if ( hooks && "set" in hooks &&
7293                                 ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
7294                                 return ret;
7295                         }
7296
7297                         return ( elem[ name ] = value );
7298                 }
7299
7300                 if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
7301                         return ret;
7302                 }
7303
7304                 return elem[ name ];
7305         },
7306
7307         propHooks: {
7308                 tabIndex: {
7309                         get: function( elem ) {
7310
7311                                 // elem.tabIndex doesn't always return the
7312                                 // correct value when it hasn't been explicitly set
7313                                 // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
7314                                 // Use proper attribute retrieval(#12072)
7315                                 var tabindex = jQuery.find.attr( elem, "tabindex" );
7316
7317                                 return tabindex ?
7318                                         parseInt( tabindex, 10 ) :
7319                                         rfocusable.test( elem.nodeName ) ||
7320                                                 rclickable.test( elem.nodeName ) && elem.href ?
7321                                                         0 :
7322                                                         -1;
7323                         }
7324                 }
7325         },
7326
7327         propFix: {
7328                 "for": "htmlFor",
7329                 "class": "className"
7330         }
7331 } );
7332
7333 // Support: IE <=11 only
7334 // Accessing the selectedIndex property
7335 // forces the browser to respect setting selected
7336 // on the option
7337 // The getter ensures a default option is selected
7338 // when in an optgroup
7339 if ( !support.optSelected ) {
7340         jQuery.propHooks.selected = {
7341                 get: function( elem ) {
7342                         var parent = elem.parentNode;
7343                         if ( parent && parent.parentNode ) {
7344                                 parent.parentNode.selectedIndex;
7345                         }
7346                         return null;
7347                 },
7348                 set: function( elem ) {
7349                         var parent = elem.parentNode;
7350                         if ( parent ) {
7351                                 parent.selectedIndex;
7352
7353                                 if ( parent.parentNode ) {
7354                                         parent.parentNode.selectedIndex;
7355                                 }
7356                         }
7357                 }
7358         };
7359 }
7360
7361 jQuery.each( [
7362         "tabIndex",
7363         "readOnly",
7364         "maxLength",
7365         "cellSpacing",
7366         "cellPadding",
7367         "rowSpan",
7368         "colSpan",
7369         "useMap",
7370         "frameBorder",
7371         "contentEditable"
7372 ], function() {
7373         jQuery.propFix[ this.toLowerCase() ] = this;
7374 } );
7375
7376
7377
7378
7379 var rclass = /[\t\r\n\f]/g;
7380
7381 function getClass( elem ) {
7382         return elem.getAttribute && elem.getAttribute( "class" ) || "";
7383 }
7384
7385 jQuery.fn.extend( {
7386         addClass: function( value ) {
7387                 var classes, elem, cur, curValue, clazz, j, finalValue,
7388                         i = 0;
7389
7390                 if ( jQuery.isFunction( value ) ) {
7391                         return this.each( function( j ) {
7392                                 jQuery( this ).addClass( value.call( this, j, getClass( this ) ) );
7393                         } );
7394                 }
7395
7396                 if ( typeof value === "string" && value ) {
7397                         classes = value.match( rnotwhite ) || [];
7398
7399                         while ( ( elem = this[ i++ ] ) ) {
7400                                 curValue = getClass( elem );
7401                                 cur = elem.nodeType === 1 &&
7402                                         ( " " + curValue + " " ).replace( rclass, " " );
7403
7404                                 if ( cur ) {
7405                                         j = 0;
7406                                         while ( ( clazz = classes[ j++ ] ) ) {
7407                                                 if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
7408                                                         cur += clazz + " ";
7409                                                 }
7410                                         }
7411
7412                                         // Only assign if different to avoid unneeded rendering.
7413                                         finalValue = jQuery.trim( cur );
7414                                         if ( curValue !== finalValue ) {
7415                                                 elem.setAttribute( "class", finalValue );
7416                                         }
7417                                 }
7418                         }
7419                 }
7420
7421                 return this;
7422         },
7423
7424         removeClass: function( value ) {
7425                 var classes, elem, cur, curValue, clazz, j, finalValue,
7426                         i = 0;
7427
7428                 if ( jQuery.isFunction( value ) ) {
7429                         return this.each( function( j ) {
7430                                 jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );
7431                         } );
7432                 }
7433
7434                 if ( !arguments.length ) {
7435                         return this.attr( "class", "" );
7436                 }
7437
7438                 if ( typeof value === "string" && value ) {
7439                         classes = value.match( rnotwhite ) || [];
7440
7441                         while ( ( elem = this[ i++ ] ) ) {
7442                                 curValue = getClass( elem );
7443
7444                                 // This expression is here for better compressibility (see addClass)
7445                                 cur = elem.nodeType === 1 &&
7446                                         ( " " + curValue + " " ).replace( rclass, " " );
7447
7448                                 if ( cur ) {
7449                                         j = 0;
7450                                         while ( ( clazz = classes[ j++ ] ) ) {
7451
7452                                                 // Remove *all* instances
7453                                                 while ( cur.indexOf( " " + clazz + " " ) > -1 ) {
7454                                                         cur = cur.replace( " " + clazz + " ", " " );
7455                                                 }
7456                                         }
7457
7458                                         // Only assign if different to avoid unneeded rendering.
7459                                         finalValue = jQuery.trim( cur );
7460                                         if ( curValue !== finalValue ) {
7461                                                 elem.setAttribute( "class", finalValue );
7462                                         }
7463                                 }
7464                         }
7465                 }
7466
7467                 return this;
7468         },
7469
7470         toggleClass: function( value, stateVal ) {
7471                 var type = typeof value;
7472
7473                 if ( typeof stateVal === "boolean" && type === "string" ) {
7474                         return stateVal ? this.addClass( value ) : this.removeClass( value );
7475                 }
7476
7477                 if ( jQuery.isFunction( value ) ) {
7478                         return this.each( function( i ) {
7479                                 jQuery( this ).toggleClass(
7480                                         value.call( this, i, getClass( this ), stateVal ),
7481                                         stateVal
7482                                 );
7483                         } );
7484                 }
7485
7486                 return this.each( function() {
7487                         var className, i, self, classNames;
7488
7489                         if ( type === "string" ) {
7490
7491                                 // Toggle individual class names
7492                                 i = 0;
7493                                 self = jQuery( this );
7494                                 classNames = value.match( rnotwhite ) || [];
7495
7496                                 while ( ( className = classNames[ i++ ] ) ) {
7497
7498                                         // Check each className given, space separated list
7499                                         if ( self.hasClass( className ) ) {
7500                                                 self.removeClass( className );
7501                                         } else {
7502                                                 self.addClass( className );
7503                                         }
7504                                 }
7505
7506                         // Toggle whole class name
7507                         } else if ( value === undefined || type === "boolean" ) {
7508                                 className = getClass( this );
7509                                 if ( className ) {
7510
7511                                         // Store className if set
7512                                         dataPriv.set( this, "__className__", className );
7513                                 }
7514
7515                                 // If the element has a class name or if we're passed `false`,
7516                                 // then remove the whole classname (if there was one, the above saved it).
7517                                 // Otherwise bring back whatever was previously saved (if anything),
7518                                 // falling back to the empty string if nothing was stored.
7519                                 if ( this.setAttribute ) {
7520                                         this.setAttribute( "class",
7521                                                 className || value === false ?
7522                                                 "" :
7523                                                 dataPriv.get( this, "__className__" ) || ""
7524                                         );
7525                                 }
7526                         }
7527                 } );
7528         },
7529
7530         hasClass: function( selector ) {
7531                 var className, elem,
7532                         i = 0;
7533
7534                 className = " " + selector + " ";
7535                 while ( ( elem = this[ i++ ] ) ) {
7536                         if ( elem.nodeType === 1 &&
7537                                 ( " " + getClass( elem ) + " " ).replace( rclass, " " )
7538                                         .indexOf( className ) > -1
7539                         ) {
7540                                 return true;
7541                         }
7542                 }
7543
7544                 return false;
7545         }
7546 } );
7547
7548
7549
7550
7551 var rreturn = /\r/g,
7552         rspaces = /[\x20\t\r\n\f]+/g;
7553
7554 jQuery.fn.extend( {
7555         val: function( value ) {
7556                 var hooks, ret, isFunction,
7557                         elem = this[ 0 ];
7558
7559                 if ( !arguments.length ) {
7560                         if ( elem ) {
7561                                 hooks = jQuery.valHooks[ elem.type ] ||
7562                                         jQuery.valHooks[ elem.nodeName.toLowerCase() ];
7563
7564                                 if ( hooks &&
7565                                         "get" in hooks &&
7566                                         ( ret = hooks.get( elem, "value" ) ) !== undefined
7567                                 ) {
7568                                         return ret;
7569                                 }
7570
7571                                 ret = elem.value;
7572
7573                                 return typeof ret === "string" ?
7574
7575                                         // Handle most common string cases
7576                                         ret.replace( rreturn, "" ) :
7577
7578                                         // Handle cases where value is null/undef or number
7579                                         ret == null ? "" : ret;
7580                         }
7581
7582                         return;
7583                 }
7584
7585                 isFunction = jQuery.isFunction( value );
7586
7587                 return this.each( function( i ) {
7588                         var val;
7589
7590                         if ( this.nodeType !== 1 ) {
7591                                 return;
7592                         }
7593
7594                         if ( isFunction ) {
7595                                 val = value.call( this, i, jQuery( this ).val() );
7596                         } else {
7597                                 val = value;
7598                         }
7599
7600                         // Treat null/undefined as ""; convert numbers to string
7601                         if ( val == null ) {
7602                                 val = "";
7603
7604                         } else if ( typeof val === "number" ) {
7605                                 val += "";
7606
7607                         } else if ( jQuery.isArray( val ) ) {
7608                                 val = jQuery.map( val, function( value ) {
7609                                         return value == null ? "" : value + "";
7610                                 } );
7611                         }
7612
7613                         hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
7614
7615                         // If set returns undefined, fall back to normal setting
7616                         if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) {
7617                                 this.value = val;
7618                         }
7619                 } );
7620         }
7621 } );
7622
7623 jQuery.extend( {
7624         valHooks: {
7625                 option: {
7626                         get: function( elem ) {
7627
7628                                 var val = jQuery.find.attr( elem, "value" );
7629                                 return val != null ?
7630                                         val :
7631
7632                                         // Support: IE10-11+
7633                                         // option.text throws exceptions (#14686, #14858)
7634                                         // Strip and collapse whitespace
7635                                         // https://html.spec.whatwg.org/#strip-and-collapse-whitespace
7636                                         jQuery.trim( jQuery.text( elem ) ).replace( rspaces, " " );
7637                         }
7638                 },
7639                 select: {
7640                         get: function( elem ) {
7641                                 var value, option,
7642                                         options = elem.options,
7643                                         index = elem.selectedIndex,
7644                                         one = elem.type === "select-one" || index < 0,
7645                                         values = one ? null : [],
7646                                         max = one ? index + 1 : options.length,
7647                                         i = index < 0 ?
7648                                                 max :
7649                                                 one ? index : 0;
7650
7651                                 // Loop through all the selected options
7652                                 for ( ; i < max; i++ ) {
7653                                         option = options[ i ];
7654
7655                                         // IE8-9 doesn't update selected after form reset (#2551)
7656                                         if ( ( option.selected || i === index ) &&
7657
7658                                                         // Don't return options that are disabled or in a disabled optgroup
7659                                                         ( support.optDisabled ?
7660                                                                 !option.disabled : option.getAttribute( "disabled" ) === null ) &&
7661                                                         ( !option.parentNode.disabled ||
7662                                                                 !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
7663
7664                                                 // Get the specific value for the option
7665                                                 value = jQuery( option ).val();
7666
7667                                                 // We don't need an array for one selects
7668                                                 if ( one ) {
7669                                                         return value;
7670                                                 }
7671
7672                                                 // Multi-Selects return an array
7673                                                 values.push( value );
7674                                         }
7675                                 }
7676
7677                                 return values;
7678                         },
7679
7680                         set: function( elem, value ) {
7681                                 var optionSet, option,
7682                                         options = elem.options,
7683                                         values = jQuery.makeArray( value ),
7684                                         i = options.length;
7685
7686                                 while ( i-- ) {
7687                                         option = options[ i ];
7688                                         if ( option.selected =
7689                                                 jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
7690                                         ) {
7691                                                 optionSet = true;
7692                                         }
7693                                 }
7694
7695                                 // Force browsers to behave consistently when non-matching value is set
7696                                 if ( !optionSet ) {
7697                                         elem.selectedIndex = -1;
7698                                 }
7699                                 return values;
7700                         }
7701                 }
7702         }
7703 } );
7704
7705 // Radios and checkboxes getter/setter
7706 jQuery.each( [ "radio", "checkbox" ], function() {
7707         jQuery.valHooks[ this ] = {
7708                 set: function( elem, value ) {
7709                         if ( jQuery.isArray( value ) ) {
7710                                 return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
7711                         }
7712                 }
7713         };
7714         if ( !support.checkOn ) {
7715                 jQuery.valHooks[ this ].get = function( elem ) {
7716                         return elem.getAttribute( "value" ) === null ? "on" : elem.value;
7717                 };
7718         }
7719 } );
7720
7721
7722
7723
7724 // Return jQuery for attributes-only inclusion
7725
7726
7727 var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/;
7728
7729 jQuery.extend( jQuery.event, {
7730
7731         trigger: function( event, data, elem, onlyHandlers ) {
7732
7733                 var i, cur, tmp, bubbleType, ontype, handle, special,
7734                         eventPath = [ elem || document ],
7735                         type = hasOwn.call( event, "type" ) ? event.type : event,
7736                         namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
7737
7738                 cur = tmp = elem = elem || document;
7739
7740                 // Don't do events on text and comment nodes
7741                 if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
7742                         return;
7743                 }
7744
7745                 // focus/blur morphs to focusin/out; ensure we're not firing them right now
7746                 if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
7747                         return;
7748                 }
7749
7750                 if ( type.indexOf( "." ) > -1 ) {
7751
7752                         // Namespaced trigger; create a regexp to match event type in handle()
7753                         namespaces = type.split( "." );
7754                         type = namespaces.shift();
7755                         namespaces.sort();
7756                 }
7757                 ontype = type.indexOf( ":" ) < 0 && "on" + type;
7758
7759                 // Caller can pass in a jQuery.Event object, Object, or just an event type string
7760                 event = event[ jQuery.expando ] ?
7761                         event :
7762                         new jQuery.Event( type, typeof event === "object" && event );
7763
7764                 // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
7765                 event.isTrigger = onlyHandlers ? 2 : 3;
7766                 event.namespace = namespaces.join( "." );
7767                 event.rnamespace = event.namespace ?
7768                         new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) :
7769                         null;
7770
7771                 // Clean up the event in case it is being reused
7772                 event.result = undefined;
7773                 if ( !event.target ) {
7774                         event.target = elem;
7775                 }
7776
7777                 // Clone any incoming data and prepend the event, creating the handler arg list
7778                 data = data == null ?
7779                         [ event ] :
7780                         jQuery.makeArray( data, [ event ] );
7781
7782                 // Allow special events to draw outside the lines
7783                 special = jQuery.event.special[ type ] || {};
7784                 if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
7785                         return;
7786                 }
7787
7788                 // Determine event propagation path in advance, per W3C events spec (#9951)
7789                 // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
7790                 if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
7791
7792                         bubbleType = special.delegateType || type;
7793                         if ( !rfocusMorph.test( bubbleType + type ) ) {
7794                                 cur = cur.parentNode;
7795                         }
7796                         for ( ; cur; cur = cur.parentNode ) {
7797                                 eventPath.push( cur );
7798                                 tmp = cur;
7799                         }
7800
7801                         // Only add window if we got to document (e.g., not plain obj or detached DOM)
7802                         if ( tmp === ( elem.ownerDocument || document ) ) {
7803                                 eventPath.push( tmp.defaultView || tmp.parentWindow || window );
7804                         }
7805                 }
7806
7807                 // Fire handlers on the event path
7808                 i = 0;
7809                 while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {
7810
7811                         event.type = i > 1 ?
7812                                 bubbleType :
7813                                 special.bindType || type;
7814
7815                         // jQuery handler
7816                         handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] &&
7817                                 dataPriv.get( cur, "handle" );
7818                         if ( handle ) {
7819                                 handle.apply( cur, data );
7820                         }
7821
7822                         // Native handler
7823                         handle = ontype && cur[ ontype ];
7824                         if ( handle && handle.apply && acceptData( cur ) ) {
7825                                 event.result = handle.apply( cur, data );
7826                                 if ( event.result === false ) {
7827                                         event.preventDefault();
7828                                 }
7829                         }
7830                 }
7831                 event.type = type;
7832
7833                 // If nobody prevented the default action, do it now
7834                 if ( !onlyHandlers && !event.isDefaultPrevented() ) {
7835
7836                         if ( ( !special._default ||
7837                                 special._default.apply( eventPath.pop(), data ) === false ) &&
7838                                 acceptData( elem ) ) {
7839
7840                                 // Call a native DOM method on the target with the same name name as the event.
7841                                 // Don't do default actions on window, that's where global variables be (#6170)
7842                                 if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) {
7843
7844                                         // Don't re-trigger an onFOO event when we call its FOO() method
7845                                         tmp = elem[ ontype ];
7846
7847                                         if ( tmp ) {
7848                                                 elem[ ontype ] = null;
7849                                         }
7850
7851                                         // Prevent re-triggering of the same event, since we already bubbled it above
7852                                         jQuery.event.triggered = type;
7853                                         elem[ type ]();
7854                                         jQuery.event.triggered = undefined;
7855
7856                                         if ( tmp ) {
7857                                                 elem[ ontype ] = tmp;
7858                                         }
7859                                 }
7860                         }
7861                 }
7862
7863                 return event.result;
7864         },
7865
7866         // Piggyback on a donor event to simulate a different one
7867         simulate: function( type, elem, event ) {
7868                 var e = jQuery.extend(
7869                         new jQuery.Event(),
7870                         event,
7871                         {
7872                                 type: type,
7873                                 isSimulated: true
7874
7875                                 // Previously, `originalEvent: {}` was set here, so stopPropagation call
7876                                 // would not be triggered on donor event, since in our own
7877                                 // jQuery.event.stopPropagation function we had a check for existence of
7878                                 // originalEvent.stopPropagation method, so, consequently it would be a noop.
7879                                 //
7880                                 // But now, this "simulate" function is used only for events
7881                                 // for which stopPropagation() is noop, so there is no need for that anymore.
7882                                 //
7883                                 // For the 1.x branch though, guard for "click" and "submit"
7884                                 // events is still used, but was moved to jQuery.event.stopPropagation function
7885                                 // because `originalEvent` should point to the original event for the constancy
7886                                 // with other events and for more focused logic
7887                         }
7888                 );
7889
7890                 jQuery.event.trigger( e, null, elem );
7891
7892                 if ( e.isDefaultPrevented() ) {
7893                         event.preventDefault();
7894                 }
7895         }
7896
7897 } );
7898
7899 jQuery.fn.extend( {
7900
7901         trigger: function( type, data ) {
7902                 return this.each( function() {
7903                         jQuery.event.trigger( type, data, this );
7904                 } );
7905         },
7906         triggerHandler: function( type, data ) {
7907                 var elem = this[ 0 ];
7908                 if ( elem ) {
7909                         return jQuery.event.trigger( type, data, elem, true );
7910                 }
7911         }
7912 } );
7913
7914
7915 jQuery.each( ( "blur focus focusin focusout load resize scroll unload click dblclick " +
7916         "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
7917         "change select submit keydown keypress keyup error contextmenu" ).split( " " ),
7918         function( i, name ) {
7919
7920         // Handle event binding
7921         jQuery.fn[ name ] = function( data, fn ) {
7922                 return arguments.length > 0 ?
7923                         this.on( name, null, data, fn ) :
7924                         this.trigger( name );
7925         };
7926 } );
7927
7928 jQuery.fn.extend( {
7929         hover: function( fnOver, fnOut ) {
7930                 return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
7931         }
7932 } );
7933
7934
7935
7936
7937 support.focusin = "onfocusin" in window;
7938
7939
7940 // Support: Firefox
7941 // Firefox doesn't have focus(in | out) events
7942 // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
7943 //
7944 // Support: Chrome, Safari
7945 // focus(in | out) events fire after focus & blur events,
7946 // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
7947 // Related ticket - https://code.google.com/p/chromium/issues/detail?id=449857
7948 if ( !support.focusin ) {
7949         jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) {
7950
7951                 // Attach a single capturing handler on the document while someone wants focusin/focusout
7952                 var handler = function( event ) {
7953                         jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) );
7954                 };
7955
7956                 jQuery.event.special[ fix ] = {
7957                         setup: function() {
7958                                 var doc = this.ownerDocument || this,
7959                                         attaches = dataPriv.access( doc, fix );
7960
7961                                 if ( !attaches ) {
7962                                         doc.addEventListener( orig, handler, true );
7963                                 }
7964                                 dataPriv.access( doc, fix, ( attaches || 0 ) + 1 );
7965                         },
7966                         teardown: function() {
7967                                 var doc = this.ownerDocument || this,
7968                                         attaches = dataPriv.access( doc, fix ) - 1;
7969
7970                                 if ( !attaches ) {
7971                                         doc.removeEventListener( orig, handler, true );
7972                                         dataPriv.remove( doc, fix );
7973
7974                                 } else {
7975                                         dataPriv.access( doc, fix, attaches );
7976                                 }
7977                         }
7978                 };
7979         } );
7980 }
7981 var location = window.location;
7982
7983 var nonce = jQuery.now();
7984
7985 var rquery = ( /\?/ );
7986
7987
7988
7989 // Support: Android 2.3
7990 // Workaround failure to string-cast null input
7991 jQuery.parseJSON = function( data ) {
7992         return JSON.parse( data + "" );
7993 };
7994
7995
7996 // Cross-browser xml parsing
7997 jQuery.parseXML = function( data ) {
7998         var xml;
7999         if ( !data || typeof data !== "string" ) {
8000                 return null;
8001         }
8002
8003         // Support: IE9
8004         try {
8005                 xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" );
8006         } catch ( e ) {
8007                 xml = undefined;
8008         }
8009
8010         if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) {
8011                 jQuery.error( "Invalid XML: " + data );
8012         }
8013         return xml;
8014 };
8015
8016
8017 var
8018         rhash = /#.*$/,
8019         rts = /([?&])_=[^&]*/,
8020         rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg,
8021
8022         // #7653, #8125, #8152: local protocol detection
8023         rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
8024         rnoContent = /^(?:GET|HEAD)$/,
8025         rprotocol = /^\/\//,
8026
8027         /* Prefilters
8028          * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
8029          * 2) These are called:
8030          *    - BEFORE asking for a transport
8031          *    - AFTER param serialization (s.data is a string if s.processData is true)
8032          * 3) key is the dataType
8033          * 4) the catchall symbol "*" can be used
8034          * 5) execution will start with transport dataType and THEN continue down to "*" if needed
8035          */
8036         prefilters = {},
8037
8038         /* Transports bindings
8039          * 1) key is the dataType
8040          * 2) the catchall symbol "*" can be used
8041          * 3) selection will start with transport dataType and THEN go to "*" if needed
8042          */
8043         transports = {},
8044
8045         // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
8046         allTypes = "*/".concat( "*" ),
8047
8048         // Anchor tag for parsing the document origin
8049         originAnchor = document.createElement( "a" );
8050         originAnchor.href = location.href;
8051
8052 // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
8053 function addToPrefiltersOrTransports( structure ) {
8054
8055         // dataTypeExpression is optional and defaults to "*"
8056         return function( dataTypeExpression, func ) {
8057
8058                 if ( typeof dataTypeExpression !== "string" ) {
8059                         func = dataTypeExpression;
8060                         dataTypeExpression = "*";
8061                 }
8062
8063                 var dataType,
8064                         i = 0,
8065                         dataTypes = dataTypeExpression.toLowerCase().match( rnotwhite ) || [];
8066
8067                 if ( jQuery.isFunction( func ) ) {
8068
8069                         // For each dataType in the dataTypeExpression
8070                         while ( ( dataType = dataTypes[ i++ ] ) ) {
8071
8072                                 // Prepend if requested
8073                                 if ( dataType[ 0 ] === "+" ) {
8074                                         dataType = dataType.slice( 1 ) || "*";
8075                                         ( structure[ dataType ] = structure[ dataType ] || [] ).unshift( func );
8076
8077                                 // Otherwise append
8078                                 } else {
8079                                         ( structure[ dataType ] = structure[ dataType ] || [] ).push( func );
8080                                 }
8081                         }
8082                 }
8083         };
8084 }
8085
8086 // Base inspection function for prefilters and transports
8087 function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
8088
8089         var inspected = {},
8090                 seekingTransport = ( structure === transports );
8091
8092         function inspect( dataType ) {
8093                 var selected;
8094                 inspected[ dataType ] = true;
8095                 jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
8096                         var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
8097                         if ( typeof dataTypeOrTransport === "string" &&
8098                                 !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
8099
8100                                 options.dataTypes.unshift( dataTypeOrTransport );
8101                                 inspect( dataTypeOrTransport );
8102                                 return false;
8103                         } else if ( seekingTransport ) {
8104                                 return !( selected = dataTypeOrTransport );
8105                         }
8106                 } );
8107                 return selected;
8108         }
8109
8110         return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
8111 }
8112
8113 // A special extend for ajax options
8114 // that takes "flat" options (not to be deep extended)
8115 // Fixes #9887
8116 function ajaxExtend( target, src ) {
8117         var key, deep,
8118                 flatOptions = jQuery.ajaxSettings.flatOptions || {};
8119
8120         for ( key in src ) {
8121                 if ( src[ key ] !== undefined ) {
8122                         ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ];
8123                 }
8124         }
8125         if ( deep ) {
8126                 jQuery.extend( true, target, deep );
8127         }
8128
8129         return target;
8130 }
8131
8132 /* Handles responses to an ajax request:
8133  * - finds the right dataType (mediates between content-type and expected dataType)
8134  * - returns the corresponding response
8135  */
8136 function ajaxHandleResponses( s, jqXHR, responses ) {
8137
8138         var ct, type, finalDataType, firstDataType,
8139                 contents = s.contents,
8140                 dataTypes = s.dataTypes;
8141
8142         // Remove auto dataType and get content-type in the process
8143         while ( dataTypes[ 0 ] === "*" ) {
8144                 dataTypes.shift();
8145                 if ( ct === undefined ) {
8146                         ct = s.mimeType || jqXHR.getResponseHeader( "Content-Type" );
8147                 }
8148         }
8149
8150         // Check if we're dealing with a known content-type
8151         if ( ct ) {
8152                 for ( type in contents ) {
8153                         if ( contents[ type ] && contents[ type ].test( ct ) ) {
8154                                 dataTypes.unshift( type );
8155                                 break;
8156                         }
8157                 }
8158         }
8159
8160         // Check to see if we have a response for the expected dataType
8161         if ( dataTypes[ 0 ] in responses ) {
8162                 finalDataType = dataTypes[ 0 ];
8163         } else {
8164
8165                 // Try convertible dataTypes
8166                 for ( type in responses ) {
8167                         if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[ 0 ] ] ) {
8168                                 finalDataType = type;
8169                                 break;
8170                         }
8171                         if ( !firstDataType ) {
8172                                 firstDataType = type;
8173                         }
8174                 }
8175
8176                 // Or just use first one
8177                 finalDataType = finalDataType || firstDataType;
8178         }
8179
8180         // If we found a dataType
8181         // We add the dataType to the list if needed
8182         // and return the corresponding response
8183         if ( finalDataType ) {
8184                 if ( finalDataType !== dataTypes[ 0 ] ) {
8185                         dataTypes.unshift( finalDataType );
8186                 }
8187                 return responses[ finalDataType ];
8188         }
8189 }
8190
8191 /* Chain conversions given the request and the original response
8192  * Also sets the responseXXX fields on the jqXHR instance
8193  */
8194 function ajaxConvert( s, response, jqXHR, isSuccess ) {
8195         var conv2, current, conv, tmp, prev,
8196                 converters = {},
8197
8198                 // Work with a copy of dataTypes in case we need to modify it for conversion
8199                 dataTypes = s.dataTypes.slice();
8200
8201         // Create converters map with lowercased keys
8202         if ( dataTypes[ 1 ] ) {
8203                 for ( conv in s.converters ) {
8204                         converters[ conv.toLowerCase() ] = s.converters[ conv ];
8205                 }
8206         }
8207
8208         current = dataTypes.shift();
8209
8210         // Convert to each sequential dataType
8211         while ( current ) {
8212
8213                 if ( s.responseFields[ current ] ) {
8214                         jqXHR[ s.responseFields[ current ] ] = response;
8215                 }
8216
8217                 // Apply the dataFilter if provided
8218                 if ( !prev && isSuccess && s.dataFilter ) {
8219                         response = s.dataFilter( response, s.dataType );
8220                 }
8221
8222                 prev = current;
8223                 current = dataTypes.shift();
8224
8225                 if ( current ) {
8226
8227                 // There's only work to do if current dataType is non-auto
8228                         if ( current === "*" ) {
8229
8230                                 current = prev;
8231
8232                         // Convert response if prev dataType is non-auto and differs from current
8233                         } else if ( prev !== "*" && prev !== current ) {
8234
8235                                 // Seek a direct converter
8236                                 conv = converters[ prev + " " + current ] || converters[ "* " + current ];
8237
8238                                 // If none found, seek a pair
8239                                 if ( !conv ) {
8240                                         for ( conv2 in converters ) {
8241
8242                                                 // If conv2 outputs current
8243                                                 tmp = conv2.split( " " );
8244                                                 if ( tmp[ 1 ] === current ) {
8245
8246                                                         // If prev can be converted to accepted input
8247                                                         conv = converters[ prev + " " + tmp[ 0 ] ] ||
8248                                                                 converters[ "* " + tmp[ 0 ] ];
8249                                                         if ( conv ) {
8250
8251                                                                 // Condense equivalence converters
8252                                                                 if ( conv === true ) {
8253                                                                         conv = converters[ conv2 ];
8254
8255                                                                 // Otherwise, insert the intermediate dataType
8256                                                                 } else if ( converters[ conv2 ] !== true ) {
8257                                                                         current = tmp[ 0 ];
8258                                                                         dataTypes.unshift( tmp[ 1 ] );
8259                                                                 }
8260                                                                 break;
8261                                                         }
8262                                                 }
8263                                         }
8264                                 }
8265
8266                                 // Apply converter (if not an equivalence)
8267                                 if ( conv !== true ) {
8268
8269                                         // Unless errors are allowed to bubble, catch and return them
8270                                         if ( conv && s.throws ) {
8271                                                 response = conv( response );
8272                                         } else {
8273                                                 try {
8274                                                         response = conv( response );
8275                                                 } catch ( e ) {
8276                                                         return {
8277                                                                 state: "parsererror",
8278                                                                 error: conv ? e : "No conversion from " + prev + " to " + current
8279                                                         };
8280                                                 }
8281                                         }
8282                                 }
8283                         }
8284                 }
8285         }
8286
8287         return { state: "success", data: response };
8288 }
8289
8290 jQuery.extend( {
8291
8292         // Counter for holding the number of active queries
8293         active: 0,
8294
8295         // Last-Modified header cache for next request
8296         lastModified: {},
8297         etag: {},
8298
8299         ajaxSettings: {
8300                 url: location.href,
8301                 type: "GET",
8302                 isLocal: rlocalProtocol.test( location.protocol ),
8303                 global: true,
8304                 processData: true,
8305                 async: true,
8306                 contentType: "application/x-www-form-urlencoded; charset=UTF-8",
8307                 /*
8308                 timeout: 0,
8309                 data: null,
8310                 dataType: null,
8311                 username: null,
8312                 password: null,
8313                 cache: null,
8314                 throws: false,
8315                 traditional: false,
8316                 headers: {},
8317                 */
8318
8319                 accepts: {
8320                         "*": allTypes,
8321                         text: "text/plain",
8322                         html: "text/html",
8323                         xml: "application/xml, text/xml",
8324                         json: "application/json, text/javascript"
8325                 },
8326
8327                 contents: {
8328                         xml: /\bxml\b/,
8329                         html: /\bhtml/,
8330                         json: /\bjson\b/
8331                 },
8332
8333                 responseFields: {
8334                         xml: "responseXML",
8335                         text: "responseText",
8336                         json: "responseJSON"
8337                 },
8338
8339                 // Data converters
8340                 // Keys separate source (or catchall "*") and destination types with a single space
8341                 converters: {
8342
8343                         // Convert anything to text
8344                         "* text": String,
8345
8346                         // Text to html (true = no transformation)
8347                         "text html": true,
8348
8349                         // Evaluate text as a json expression
8350                         "text json": jQuery.parseJSON,
8351
8352                         // Parse text as xml
8353                         "text xml": jQuery.parseXML
8354                 },
8355
8356                 // For options that shouldn't be deep extended:
8357                 // you can add your own custom options here if
8358                 // and when you create one that shouldn't be
8359                 // deep extended (see ajaxExtend)
8360                 flatOptions: {
8361                         url: true,
8362                         context: true
8363                 }
8364         },
8365
8366         // Creates a full fledged settings object into target
8367         // with both ajaxSettings and settings fields.
8368         // If target is omitted, writes into ajaxSettings.
8369         ajaxSetup: function( target, settings ) {
8370                 return settings ?
8371
8372                         // Building a settings object
8373                         ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
8374
8375                         // Extending ajaxSettings
8376                         ajaxExtend( jQuery.ajaxSettings, target );
8377         },
8378
8379         ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
8380         ajaxTransport: addToPrefiltersOrTransports( transports ),
8381
8382         // Main method
8383         ajax: function( url, options ) {
8384
8385                 // If url is an object, simulate pre-1.5 signature
8386                 if ( typeof url === "object" ) {
8387                         options = url;
8388                         url = undefined;
8389                 }
8390
8391                 // Force options to be an object
8392                 options = options || {};
8393
8394                 var transport,
8395
8396                         // URL without anti-cache param
8397                         cacheURL,
8398
8399                         // Response headers
8400                         responseHeadersString,
8401                         responseHeaders,
8402
8403                         // timeout handle
8404                         timeoutTimer,
8405
8406                         // Url cleanup var
8407                         urlAnchor,
8408
8409                         // To know if global events are to be dispatched
8410                         fireGlobals,
8411
8412                         // Loop variable
8413                         i,
8414
8415                         // Create the final options object
8416                         s = jQuery.ajaxSetup( {}, options ),
8417
8418                         // Callbacks context
8419                         callbackContext = s.context || s,
8420
8421                         // Context for global events is callbackContext if it is a DOM node or jQuery collection
8422                         globalEventContext = s.context &&
8423                                 ( callbackContext.nodeType || callbackContext.jquery ) ?
8424                                         jQuery( callbackContext ) :
8425                                         jQuery.event,
8426
8427                         // Deferreds
8428                         deferred = jQuery.Deferred(),
8429                         completeDeferred = jQuery.Callbacks( "once memory" ),
8430
8431                         // Status-dependent callbacks
8432                         statusCode = s.statusCode || {},
8433
8434                         // Headers (they are sent all at once)
8435                         requestHeaders = {},
8436                         requestHeadersNames = {},
8437
8438                         // The jqXHR state
8439                         state = 0,
8440
8441                         // Default abort message
8442                         strAbort = "canceled",
8443
8444                         // Fake xhr
8445                         jqXHR = {
8446                                 readyState: 0,
8447
8448                                 // Builds headers hashtable if needed
8449                                 getResponseHeader: function( key ) {
8450                                         var match;
8451                                         if ( state === 2 ) {
8452                                                 if ( !responseHeaders ) {
8453                                                         responseHeaders = {};
8454                                                         while ( ( match = rheaders.exec( responseHeadersString ) ) ) {
8455                                                                 responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ];
8456                                                         }
8457                                                 }
8458                                                 match = responseHeaders[ key.toLowerCase() ];
8459                                         }
8460                                         return match == null ? null : match;
8461                                 },
8462
8463                                 // Raw string
8464                                 getAllResponseHeaders: function() {
8465                                         return state === 2 ? responseHeadersString : null;
8466                                 },
8467
8468                                 // Caches the header
8469                                 setRequestHeader: function( name, value ) {
8470                                         var lname = name.toLowerCase();
8471                                         if ( !state ) {
8472                                                 name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
8473                                                 requestHeaders[ name ] = value;
8474                                         }
8475                                         return this;
8476                                 },
8477
8478                                 // Overrides response content-type header
8479                                 overrideMimeType: function( type ) {
8480                                         if ( !state ) {
8481                                                 s.mimeType = type;
8482                                         }
8483                                         return this;
8484                                 },
8485
8486                                 // Status-dependent callbacks
8487                                 statusCode: function( map ) {
8488                                         var code;
8489                                         if ( map ) {
8490                                                 if ( state < 2 ) {
8491                                                         for ( code in map ) {
8492
8493                                                                 // Lazy-add the new callback in a way that preserves old ones
8494                                                                 statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
8495                                                         }
8496                                                 } else {
8497
8498                                                         // Execute the appropriate callbacks
8499                                                         jqXHR.always( map[ jqXHR.status ] );
8500                                                 }
8501                                         }
8502                                         return this;
8503                                 },
8504
8505                                 // Cancel the request
8506                                 abort: function( statusText ) {
8507                                         var finalText = statusText || strAbort;
8508                                         if ( transport ) {
8509                                                 transport.abort( finalText );
8510                                         }
8511                                         done( 0, finalText );
8512                                         return this;
8513                                 }
8514                         };
8515
8516                 // Attach deferreds
8517                 deferred.promise( jqXHR ).complete = completeDeferred.add;
8518                 jqXHR.success = jqXHR.done;
8519                 jqXHR.error = jqXHR.fail;
8520
8521                 // Remove hash character (#7531: and string promotion)
8522                 // Add protocol if not provided (prefilters might expect it)
8523                 // Handle falsy url in the settings object (#10093: consistency with old signature)
8524                 // We also use the url parameter if available
8525                 s.url = ( ( url || s.url || location.href ) + "" ).replace( rhash, "" )
8526                         .replace( rprotocol, location.protocol + "//" );
8527
8528                 // Alias method option to type as per ticket #12004
8529                 s.type = options.method || options.type || s.method || s.type;
8530
8531                 // Extract dataTypes list
8532                 s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( rnotwhite ) || [ "" ];
8533
8534                 // A cross-domain request is in order when the origin doesn't match the current origin.
8535                 if ( s.crossDomain == null ) {
8536                         urlAnchor = document.createElement( "a" );
8537
8538                         // Support: IE8-11+
8539                         // IE throws exception if url is malformed, e.g. http://example.com:80x/
8540                         try {
8541                                 urlAnchor.href = s.url;
8542
8543                                 // Support: IE8-11+
8544                                 // Anchor's host property isn't correctly set when s.url is relative
8545                                 urlAnchor.href = urlAnchor.href;
8546                                 s.crossDomain = originAnchor.protocol + "//" + originAnchor.host !==
8547                                         urlAnchor.protocol + "//" + urlAnchor.host;
8548                         } catch ( e ) {
8549
8550                                 // If there is an error parsing the URL, assume it is crossDomain,
8551                                 // it can be rejected by the transport if it is invalid
8552                                 s.crossDomain = true;
8553                         }
8554                 }
8555
8556                 // Convert data if not already a string
8557                 if ( s.data && s.processData && typeof s.data !== "string" ) {
8558                         s.data = jQuery.param( s.data, s.traditional );
8559                 }
8560
8561                 // Apply prefilters
8562                 inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
8563
8564                 // If request was aborted inside a prefilter, stop there
8565                 if ( state === 2 ) {
8566                         return jqXHR;
8567                 }
8568
8569                 // We can fire global events as of now if asked to
8570                 // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)
8571                 fireGlobals = jQuery.event && s.global;
8572
8573                 // Watch for a new set of requests
8574                 if ( fireGlobals && jQuery.active++ === 0 ) {
8575                         jQuery.event.trigger( "ajaxStart" );
8576                 }
8577
8578                 // Uppercase the type
8579                 s.type = s.type.toUpperCase();
8580
8581                 // Determine if request has content
8582                 s.hasContent = !rnoContent.test( s.type );
8583
8584                 // Save the URL in case we're toying with the If-Modified-Since
8585                 // and/or If-None-Match header later on
8586                 cacheURL = s.url;
8587
8588                 // More options handling for requests with no content
8589                 if ( !s.hasContent ) {
8590
8591                         // If data is available, append data to url
8592                         if ( s.data ) {
8593                                 cacheURL = ( s.url += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
8594
8595                                 // #9682: remove data so that it's not used in an eventual retry
8596                                 delete s.data;
8597                         }
8598
8599                         // Add anti-cache in url if needed
8600                         if ( s.cache === false ) {
8601                                 s.url = rts.test( cacheURL ) ?
8602
8603                                         // If there is already a '_' parameter, set its value
8604                                         cacheURL.replace( rts, "$1_=" + nonce++ ) :
8605
8606                                         // Otherwise add one to the end
8607                                         cacheURL + ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + nonce++;
8608                         }
8609                 }
8610
8611                 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
8612                 if ( s.ifModified ) {
8613                         if ( jQuery.lastModified[ cacheURL ] ) {
8614                                 jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
8615                         }
8616                         if ( jQuery.etag[ cacheURL ] ) {
8617                                 jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
8618                         }
8619                 }
8620
8621                 // Set the correct header, if data is being sent
8622                 if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
8623                         jqXHR.setRequestHeader( "Content-Type", s.contentType );
8624                 }
8625
8626                 // Set the Accepts header for the server, depending on the dataType
8627                 jqXHR.setRequestHeader(
8628                         "Accept",
8629                         s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ?
8630                                 s.accepts[ s.dataTypes[ 0 ] ] +
8631                                         ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
8632                                 s.accepts[ "*" ]
8633                 );
8634
8635                 // Check for headers option
8636                 for ( i in s.headers ) {
8637                         jqXHR.setRequestHeader( i, s.headers[ i ] );
8638                 }
8639
8640                 // Allow custom headers/mimetypes and early abort
8641                 if ( s.beforeSend &&
8642                         ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
8643
8644                         // Abort if not done already and return
8645                         return jqXHR.abort();
8646                 }
8647
8648                 // Aborting is no longer a cancellation
8649                 strAbort = "abort";
8650
8651                 // Install callbacks on deferreds
8652                 for ( i in { success: 1, error: 1, complete: 1 } ) {
8653                         jqXHR[ i ]( s[ i ] );
8654                 }
8655
8656                 // Get transport
8657                 transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
8658
8659                 // If no transport, we auto-abort
8660                 if ( !transport ) {
8661                         done( -1, "No Transport" );
8662                 } else {
8663                         jqXHR.readyState = 1;
8664
8665                         // Send global event
8666                         if ( fireGlobals ) {
8667                                 globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
8668                         }
8669
8670                         // If request was aborted inside ajaxSend, stop there
8671                         if ( state === 2 ) {
8672                                 return jqXHR;
8673                         }
8674
8675                         // Timeout
8676                         if ( s.async && s.timeout > 0 ) {
8677                                 timeoutTimer = window.setTimeout( function() {
8678                                         jqXHR.abort( "timeout" );
8679                                 }, s.timeout );
8680                         }
8681
8682                         try {
8683                                 state = 1;
8684                                 transport.send( requestHeaders, done );
8685                         } catch ( e ) {
8686
8687                                 // Propagate exception as error if not done
8688                                 if ( state < 2 ) {
8689                                         done( -1, e );
8690
8691                                 // Simply rethrow otherwise
8692                                 } else {
8693                                         throw e;
8694                                 }
8695                         }
8696                 }
8697
8698                 // Callback for when everything is done
8699                 function done( status, nativeStatusText, responses, headers ) {
8700                         var isSuccess, success, error, response, modified,
8701                                 statusText = nativeStatusText;
8702
8703                         // Called once
8704                         if ( state === 2 ) {
8705                                 return;
8706                         }
8707
8708                         // State is "done" now
8709                         state = 2;
8710
8711                         // Clear timeout if it exists
8712                         if ( timeoutTimer ) {
8713                                 window.clearTimeout( timeoutTimer );
8714                         }
8715
8716                         // Dereference transport for early garbage collection
8717                         // (no matter how long the jqXHR object will be used)
8718                         transport = undefined;
8719
8720                         // Cache response headers
8721                         responseHeadersString = headers || "";
8722
8723                         // Set readyState
8724                         jqXHR.readyState = status > 0 ? 4 : 0;
8725
8726                         // Determine if successful
8727                         isSuccess = status >= 200 && status < 300 || status === 304;
8728
8729                         // Get response data
8730                         if ( responses ) {
8731                                 response = ajaxHandleResponses( s, jqXHR, responses );
8732                         }
8733
8734                         // Convert no matter what (that way responseXXX fields are always set)
8735                         response = ajaxConvert( s, response, jqXHR, isSuccess );
8736
8737                         // If successful, handle type chaining
8738                         if ( isSuccess ) {
8739
8740                                 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
8741                                 if ( s.ifModified ) {
8742                                         modified = jqXHR.getResponseHeader( "Last-Modified" );
8743                                         if ( modified ) {
8744                                                 jQuery.lastModified[ cacheURL ] = modified;
8745                                         }
8746                                         modified = jqXHR.getResponseHeader( "etag" );
8747                                         if ( modified ) {
8748                                                 jQuery.etag[ cacheURL ] = modified;
8749                                         }
8750                                 }
8751
8752                                 // if no content
8753                                 if ( status === 204 || s.type === "HEAD" ) {
8754                                         statusText = "nocontent";
8755
8756                                 // if not modified
8757                                 } else if ( status === 304 ) {
8758                                         statusText = "notmodified";
8759
8760                                 // If we have data, let's convert it
8761                                 } else {
8762                                         statusText = response.state;
8763                                         success = response.data;
8764                                         error = response.error;
8765                                         isSuccess = !error;
8766                                 }
8767                         } else {
8768
8769                                 // Extract error from statusText and normalize for non-aborts
8770                                 error = statusText;
8771                                 if ( status || !statusText ) {
8772                                         statusText = "error";
8773                                         if ( status < 0 ) {
8774                                                 status = 0;
8775                                         }
8776                                 }
8777                         }
8778
8779                         // Set data for the fake xhr object
8780                         jqXHR.status = status;
8781                         jqXHR.statusText = ( nativeStatusText || statusText ) + "";
8782
8783                         // Success/Error
8784                         if ( isSuccess ) {
8785                                 deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
8786                         } else {
8787                                 deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
8788                         }
8789
8790                         // Status-dependent callbacks
8791                         jqXHR.statusCode( statusCode );
8792                         statusCode = undefined;
8793
8794                         if ( fireGlobals ) {
8795                                 globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
8796                                         [ jqXHR, s, isSuccess ? success : error ] );
8797                         }
8798
8799                         // Complete
8800                         completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
8801
8802                         if ( fireGlobals ) {
8803                                 globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
8804
8805                                 // Handle the global AJAX counter
8806                                 if ( !( --jQuery.active ) ) {
8807                                         jQuery.event.trigger( "ajaxStop" );
8808                                 }
8809                         }
8810                 }
8811
8812                 return jqXHR;
8813         },
8814
8815         getJSON: function( url, data, callback ) {
8816                 return jQuery.get( url, data, callback, "json" );
8817         },
8818
8819         getScript: function( url, callback ) {
8820                 return jQuery.get( url, undefined, callback, "script" );
8821         }
8822 } );
8823
8824 jQuery.each( [ "get", "post" ], function( i, method ) {
8825         jQuery[ method ] = function( url, data, callback, type ) {
8826
8827                 // Shift arguments if data argument was omitted
8828                 if ( jQuery.isFunction( data ) ) {
8829                         type = type || callback;
8830                         callback = data;
8831                         data = undefined;
8832                 }
8833
8834                 // The url can be an options object (which then must have .url)
8835                 return jQuery.ajax( jQuery.extend( {
8836                         url: url,
8837                         type: method,
8838                         dataType: type,
8839                         data: data,
8840                         success: callback
8841                 }, jQuery.isPlainObject( url ) && url ) );
8842         };
8843 } );
8844
8845
8846 jQuery._evalUrl = function( url ) {
8847         return jQuery.ajax( {
8848                 url: url,
8849
8850                 // Make this explicit, since user can override this through ajaxSetup (#11264)
8851                 type: "GET",
8852                 dataType: "script",
8853                 async: false,
8854                 global: false,
8855                 "throws": true
8856         } );
8857 };
8858
8859
8860 jQuery.fn.extend( {
8861         wrapAll: function( html ) {
8862                 var wrap;
8863
8864                 if ( jQuery.isFunction( html ) ) {
8865                         return this.each( function( i ) {
8866                                 jQuery( this ).wrapAll( html.call( this, i ) );
8867                         } );
8868                 }
8869
8870                 if ( this[ 0 ] ) {
8871
8872                         // The elements to wrap the target around
8873                         wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );
8874
8875                         if ( this[ 0 ].parentNode ) {
8876                                 wrap.insertBefore( this[ 0 ] );
8877                         }
8878
8879                         wrap.map( function() {
8880                                 var elem = this;
8881
8882                                 while ( elem.firstElementChild ) {
8883                                         elem = elem.firstElementChild;
8884                                 }
8885
8886                                 return elem;
8887                         } ).append( this );
8888                 }
8889
8890                 return this;
8891         },
8892
8893         wrapInner: function( html ) {
8894                 if ( jQuery.isFunction( html ) ) {
8895                         return this.each( function( i ) {
8896                                 jQuery( this ).wrapInner( html.call( this, i ) );
8897                         } );
8898                 }
8899
8900                 return this.each( function() {
8901                         var self = jQuery( this ),
8902                                 contents = self.contents();
8903
8904                         if ( contents.length ) {
8905                                 contents.wrapAll( html );
8906
8907                         } else {
8908                                 self.append( html );
8909                         }
8910                 } );
8911         },
8912
8913         wrap: function( html ) {
8914                 var isFunction = jQuery.isFunction( html );
8915
8916                 return this.each( function( i ) {
8917                         jQuery( this ).wrapAll( isFunction ? html.call( this, i ) : html );
8918                 } );
8919         },
8920
8921         unwrap: function() {
8922                 return this.parent().each( function() {
8923                         if ( !jQuery.nodeName( this, "body" ) ) {
8924                                 jQuery( this ).replaceWith( this.childNodes );
8925                         }
8926                 } ).end();
8927         }
8928 } );
8929
8930
8931 jQuery.expr.filters.hidden = function( elem ) {
8932         return !jQuery.expr.filters.visible( elem );
8933 };
8934 jQuery.expr.filters.visible = function( elem ) {
8935
8936         // Support: Opera <= 12.12
8937         // Opera reports offsetWidths and offsetHeights less than zero on some elements
8938         // Use OR instead of AND as the element is not visible if either is true
8939         // See tickets #10406 and #13132
8940         return elem.offsetWidth > 0 || elem.offsetHeight > 0 || elem.getClientRects().length > 0;
8941 };
8942
8943
8944
8945
8946 var r20 = /%20/g,
8947         rbracket = /\[\]$/,
8948         rCRLF = /\r?\n/g,
8949         rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
8950         rsubmittable = /^(?:input|select|textarea|keygen)/i;
8951
8952 function buildParams( prefix, obj, traditional, add ) {
8953         var name;
8954
8955         if ( jQuery.isArray( obj ) ) {
8956
8957                 // Serialize array item.
8958                 jQuery.each( obj, function( i, v ) {
8959                         if ( traditional || rbracket.test( prefix ) ) {
8960
8961                                 // Treat each array item as a scalar.
8962                                 add( prefix, v );
8963
8964                         } else {
8965
8966                                 // Item is non-scalar (array or object), encode its numeric index.
8967                                 buildParams(
8968                                         prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]",
8969                                         v,
8970                                         traditional,
8971                                         add
8972                                 );
8973                         }
8974                 } );
8975
8976         } else if ( !traditional && jQuery.type( obj ) === "object" ) {
8977
8978                 // Serialize object item.
8979                 for ( name in obj ) {
8980                         buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
8981                 }
8982
8983         } else {
8984
8985                 // Serialize scalar item.
8986                 add( prefix, obj );
8987         }
8988 }
8989
8990 // Serialize an array of form elements or a set of
8991 // key/values into a query string
8992 jQuery.param = function( a, traditional ) {
8993         var prefix,
8994                 s = [],
8995                 add = function( key, value ) {
8996
8997                         // If value is a function, invoke it and return its value
8998                         value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
8999                         s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
9000                 };
9001
9002         // Set traditional to true for jQuery <= 1.3.2 behavior.
9003         if ( traditional === undefined ) {
9004                 traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
9005         }
9006
9007         // If an array was passed in, assume that it is an array of form elements.
9008         if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
9009
9010                 // Serialize the form elements
9011                 jQuery.each( a, function() {
9012                         add( this.name, this.value );
9013                 } );
9014
9015         } else {
9016
9017                 // If traditional, encode the "old" way (the way 1.3.2 or older
9018                 // did it), otherwise encode params recursively.
9019                 for ( prefix in a ) {
9020                         buildParams( prefix, a[ prefix ], traditional, add );
9021                 }
9022         }
9023
9024         // Return the resulting serialization
9025         return s.join( "&" ).replace( r20, "+" );
9026 };
9027
9028 jQuery.fn.extend( {
9029         serialize: function() {
9030                 return jQuery.param( this.serializeArray() );
9031         },
9032         serializeArray: function() {
9033                 return this.map( function() {
9034
9035                         // Can add propHook for "elements" to filter or add form elements
9036                         var elements = jQuery.prop( this, "elements" );
9037                         return elements ? jQuery.makeArray( elements ) : this;
9038                 } )
9039                 .filter( function() {
9040                         var type = this.type;
9041
9042                         // Use .is( ":disabled" ) so that fieldset[disabled] works
9043                         return this.name && !jQuery( this ).is( ":disabled" ) &&
9044                                 rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
9045                                 ( this.checked || !rcheckableType.test( type ) );
9046                 } )
9047                 .map( function( i, elem ) {
9048                         var val = jQuery( this ).val();
9049
9050                         return val == null ?
9051                                 null :
9052                                 jQuery.isArray( val ) ?
9053                                         jQuery.map( val, function( val ) {
9054                                                 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
9055                                         } ) :
9056                                         { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
9057                 } ).get();
9058         }
9059 } );
9060
9061
9062 jQuery.ajaxSettings.xhr = function() {
9063         try {
9064                 return new window.XMLHttpRequest();
9065         } catch ( e ) {}
9066 };
9067
9068 var xhrSuccessStatus = {
9069
9070                 // File protocol always yields status code 0, assume 200
9071                 0: 200,
9072
9073                 // Support: IE9
9074                 // #1450: sometimes IE returns 1223 when it should be 204
9075                 1223: 204
9076         },
9077         xhrSupported = jQuery.ajaxSettings.xhr();
9078
9079 support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
9080 support.ajax = xhrSupported = !!xhrSupported;
9081
9082 jQuery.ajaxTransport( function( options ) {
9083         var callback, errorCallback;
9084
9085         // Cross domain only allowed if supported through XMLHttpRequest
9086         if ( support.cors || xhrSupported && !options.crossDomain ) {
9087                 return {
9088                         send: function( headers, complete ) {
9089                                 var i,
9090                                         xhr = options.xhr();
9091
9092                                 xhr.open(
9093                                         options.type,
9094                                         options.url,
9095                                         options.async,
9096                                         options.username,
9097                                         options.password
9098                                 );
9099
9100                                 // Apply custom fields if provided
9101                                 if ( options.xhrFields ) {
9102                                         for ( i in options.xhrFields ) {
9103                                                 xhr[ i ] = options.xhrFields[ i ];
9104                                         }
9105                                 }
9106
9107                                 // Override mime type if needed
9108                                 if ( options.mimeType && xhr.overrideMimeType ) {
9109                                         xhr.overrideMimeType( options.mimeType );
9110                                 }
9111
9112                                 // X-Requested-With header
9113                                 // For cross-domain requests, seeing as conditions for a preflight are
9114                                 // akin to a jigsaw puzzle, we simply never set it to be sure.
9115                                 // (it can always be set on a per-request basis or even using ajaxSetup)
9116                                 // For same-domain requests, won't change header if already provided.
9117                                 if ( !options.crossDomain && !headers[ "X-Requested-With" ] ) {
9118                                         headers[ "X-Requested-With" ] = "XMLHttpRequest";
9119                                 }
9120
9121                                 // Set headers
9122                                 for ( i in headers ) {
9123                                         xhr.setRequestHeader( i, headers[ i ] );
9124                                 }
9125
9126                                 // Callback
9127                                 callback = function( type ) {
9128                                         return function() {
9129                                                 if ( callback ) {
9130                                                         callback = errorCallback = xhr.onload =
9131                                                                 xhr.onerror = xhr.onabort = xhr.onreadystatechange = null;
9132
9133                                                         if ( type === "abort" ) {
9134                                                                 xhr.abort();
9135                                                         } else if ( type === "error" ) {
9136
9137                                                                 // Support: IE9
9138                                                                 // On a manual native abort, IE9 throws
9139                                                                 // errors on any property access that is not readyState
9140                                                                 if ( typeof xhr.status !== "number" ) {
9141                                                                         complete( 0, "error" );
9142                                                                 } else {
9143                                                                         complete(
9144
9145                                                                                 // File: protocol always yields status 0; see #8605, #14207
9146                                                                                 xhr.status,
9147                                                                                 xhr.statusText
9148                                                                         );
9149                                                                 }
9150                                                         } else {
9151                                                                 complete(
9152                                                                         xhrSuccessStatus[ xhr.status ] || xhr.status,
9153                                                                         xhr.statusText,
9154
9155                                                                         // Support: IE9 only
9156                                                                         // IE9 has no XHR2 but throws on binary (trac-11426)
9157                                                                         // For XHR2 non-text, let the caller handle it (gh-2498)
9158                                                                         ( xhr.responseType || "text" ) !== "text"  ||
9159                                                                         typeof xhr.responseText !== "string" ?
9160                                                                                 { binary: xhr.response } :
9161                                                                                 { text: xhr.responseText },
9162                                                                         xhr.getAllResponseHeaders()
9163                                                                 );
9164                                                         }
9165                                                 }
9166                                         };
9167                                 };
9168
9169                                 // Listen to events
9170                                 xhr.onload = callback();
9171                                 errorCallback = xhr.onerror = callback( "error" );
9172
9173                                 // Support: IE9
9174                                 // Use onreadystatechange to replace onabort
9175                                 // to handle uncaught aborts
9176                                 if ( xhr.onabort !== undefined ) {
9177                                         xhr.onabort = errorCallback;
9178                                 } else {
9179                                         xhr.onreadystatechange = function() {
9180
9181                                                 // Check readyState before timeout as it changes
9182                                                 if ( xhr.readyState === 4 ) {
9183
9184                                                         // Allow onerror to be called first,
9185                                                         // but that will not handle a native abort
9186                                                         // Also, save errorCallback to a variable
9187                                                         // as xhr.onerror cannot be accessed
9188                                                         window.setTimeout( function() {
9189                                                                 if ( callback ) {
9190                                                                         errorCallback();
9191                                                                 }
9192                                                         } );
9193                                                 }
9194                                         };
9195                                 }
9196
9197                                 // Create the abort callback
9198                                 callback = callback( "abort" );
9199
9200                                 try {
9201
9202                                         // Do send the request (this may raise an exception)
9203                                         xhr.send( options.hasContent && options.data || null );
9204                                 } catch ( e ) {
9205
9206                                         // #14683: Only rethrow if this hasn't been notified as an error yet
9207                                         if ( callback ) {
9208                                                 throw e;
9209                                         }
9210                                 }
9211                         },
9212
9213                         abort: function() {
9214                                 if ( callback ) {
9215                                         callback();
9216                                 }
9217                         }
9218                 };
9219         }
9220 } );
9221
9222
9223
9224
9225 // Install script dataType
9226 jQuery.ajaxSetup( {
9227         accepts: {
9228                 script: "text/javascript, application/javascript, " +
9229                         "application/ecmascript, application/x-ecmascript"
9230         },
9231         contents: {
9232                 script: /\b(?:java|ecma)script\b/
9233         },
9234         converters: {
9235                 "text script": function( text ) {
9236                         jQuery.globalEval( text );
9237                         return text;
9238                 }
9239         }
9240 } );
9241
9242 // Handle cache's special case and crossDomain
9243 jQuery.ajaxPrefilter( "script", function( s ) {
9244         if ( s.cache === undefined ) {
9245                 s.cache = false;
9246         }
9247         if ( s.crossDomain ) {
9248                 s.type = "GET";
9249         }
9250 } );
9251
9252 // Bind script tag hack transport
9253 jQuery.ajaxTransport( "script", function( s ) {
9254
9255         // This transport only deals with cross domain requests
9256         if ( s.crossDomain ) {
9257                 var script, callback;
9258                 return {
9259                         send: function( _, complete ) {
9260                                 script = jQuery( "<script>" ).prop( {
9261                                         charset: s.scriptCharset,
9262                                         src: s.url
9263                                 } ).on(
9264                                         "load error",
9265                                         callback = function( evt ) {
9266                                                 script.remove();
9267                                                 callback = null;
9268                                                 if ( evt ) {
9269                                                         complete( evt.type === "error" ? 404 : 200, evt.type );
9270                                                 }
9271                                         }
9272                                 );
9273
9274                                 // Use native DOM manipulation to avoid our domManip AJAX trickery
9275                                 document.head.appendChild( script[ 0 ] );
9276                         },
9277                         abort: function() {
9278                                 if ( callback ) {
9279                                         callback();
9280                                 }
9281                         }
9282                 };
9283         }
9284 } );
9285
9286
9287
9288
9289 var oldCallbacks = [],
9290         rjsonp = /(=)\?(?=&|$)|\?\?/;
9291
9292 // Default jsonp settings
9293 jQuery.ajaxSetup( {
9294         jsonp: "callback",
9295         jsonpCallback: function() {
9296                 var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
9297                 this[ callback ] = true;
9298                 return callback;
9299         }
9300 } );
9301
9302 // Detect, normalize options and install callbacks for jsonp requests
9303 jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
9304
9305         var callbackName, overwritten, responseContainer,
9306                 jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
9307                         "url" :
9308                         typeof s.data === "string" &&
9309                                 ( s.contentType || "" )
9310                                         .indexOf( "application/x-www-form-urlencoded" ) === 0 &&
9311                                 rjsonp.test( s.data ) && "data"
9312                 );
9313
9314         // Handle iff the expected data type is "jsonp" or we have a parameter to set
9315         if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
9316
9317                 // Get callback name, remembering preexisting value associated with it
9318                 callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
9319                         s.jsonpCallback() :
9320                         s.jsonpCallback;
9321
9322                 // Insert callback into url or form data
9323                 if ( jsonProp ) {
9324                         s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
9325                 } else if ( s.jsonp !== false ) {
9326                         s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
9327                 }
9328
9329                 // Use data converter to retrieve json after script execution
9330                 s.converters[ "script json" ] = function() {
9331                         if ( !responseContainer ) {
9332                                 jQuery.error( callbackName + " was not called" );
9333                         }
9334                         return responseContainer[ 0 ];
9335                 };
9336
9337                 // Force json dataType
9338                 s.dataTypes[ 0 ] = "json";
9339
9340                 // Install callback
9341                 overwritten = window[ callbackName ];
9342                 window[ callbackName ] = function() {
9343                         responseContainer = arguments;
9344                 };
9345
9346                 // Clean-up function (fires after converters)
9347                 jqXHR.always( function() {
9348
9349                         // If previous value didn't exist - remove it
9350                         if ( overwritten === undefined ) {
9351                                 jQuery( window ).removeProp( callbackName );
9352
9353                         // Otherwise restore preexisting value
9354                         } else {
9355                                 window[ callbackName ] = overwritten;
9356                         }
9357
9358                         // Save back as free
9359                         if ( s[ callbackName ] ) {
9360
9361                                 // Make sure that re-using the options doesn't screw things around
9362                                 s.jsonpCallback = originalSettings.jsonpCallback;
9363
9364                                 // Save the callback name for future use
9365                                 oldCallbacks.push( callbackName );
9366                         }
9367
9368                         // Call if it was a function and we have a response
9369                         if ( responseContainer && jQuery.isFunction( overwritten ) ) {
9370                                 overwritten( responseContainer[ 0 ] );
9371                         }
9372
9373                         responseContainer = overwritten = undefined;
9374                 } );
9375
9376                 // Delegate to script
9377                 return "script";
9378         }
9379 } );
9380
9381
9382
9383
9384 // Argument "data" should be string of html
9385 // context (optional): If specified, the fragment will be created in this context,
9386 // defaults to document
9387 // keepScripts (optional): If true, will include scripts passed in the html string
9388 jQuery.parseHTML = function( data, context, keepScripts ) {
9389         if ( !data || typeof data !== "string" ) {
9390                 return null;
9391         }
9392         if ( typeof context === "boolean" ) {
9393                 keepScripts = context;
9394                 context = false;
9395         }
9396         context = context || document;
9397
9398         var parsed = rsingleTag.exec( data ),
9399                 scripts = !keepScripts && [];
9400
9401         // Single tag
9402         if ( parsed ) {
9403                 return [ context.createElement( parsed[ 1 ] ) ];
9404         }
9405
9406         parsed = buildFragment( [ data ], context, scripts );
9407
9408         if ( scripts && scripts.length ) {
9409                 jQuery( scripts ).remove();
9410         }
9411
9412         return jQuery.merge( [], parsed.childNodes );
9413 };
9414
9415
9416 // Keep a copy of the old load method
9417 var _load = jQuery.fn.load;
9418
9419 /**
9420  * Load a url into a page
9421  */
9422 jQuery.fn.load = function( url, params, callback ) {
9423         if ( typeof url !== "string" && _load ) {
9424                 return _load.apply( this, arguments );
9425         }
9426
9427         var selector, type, response,
9428                 self = this,
9429                 off = url.indexOf( " " );
9430
9431         if ( off > -1 ) {
9432                 selector = jQuery.trim( url.slice( off ) );
9433                 url = url.slice( 0, off );
9434         }
9435
9436         // If it's a function
9437         if ( jQuery.isFunction( params ) ) {
9438
9439                 // We assume that it's the callback
9440                 callback = params;
9441                 params = undefined;
9442
9443         // Otherwise, build a param string
9444         } else if ( params && typeof params === "object" ) {
9445                 type = "POST";
9446         }
9447
9448         // If we have elements to modify, make the request
9449         if ( self.length > 0 ) {
9450                 jQuery.ajax( {
9451                         url: url,
9452
9453                         // If "type" variable is undefined, then "GET" method will be used.
9454                         // Make value of this field explicit since
9455                         // user can override it through ajaxSetup method
9456                         type: type || "GET",
9457                         dataType: "html",
9458                         data: params
9459                 } ).done( function( responseText ) {
9460
9461                         // Save response for use in complete callback
9462                         response = arguments;
9463
9464                         self.html( selector ?
9465
9466                                 // If a selector was specified, locate the right elements in a dummy div
9467                                 // Exclude scripts to avoid IE 'Permission Denied' errors
9468                                 jQuery( "<div>" ).append( jQuery.parseHTML( responseText ) ).find( selector ) :
9469
9470                                 // Otherwise use the full result
9471                                 responseText );
9472
9473                 // If the request succeeds, this function gets "data", "status", "jqXHR"
9474                 // but they are ignored because response was set above.
9475                 // If it fails, this function gets "jqXHR", "status", "error"
9476                 } ).always( callback && function( jqXHR, status ) {
9477                         self.each( function() {
9478                                 callback.apply( this, response || [ jqXHR.responseText, status, jqXHR ] );
9479                         } );
9480                 } );
9481         }
9482
9483         return this;
9484 };
9485
9486
9487
9488
9489 // Attach a bunch of functions for handling common AJAX events
9490 jQuery.each( [
9491         "ajaxStart",
9492         "ajaxStop",
9493         "ajaxComplete",
9494         "ajaxError",
9495         "ajaxSuccess",
9496         "ajaxSend"
9497 ], function( i, type ) {
9498         jQuery.fn[ type ] = function( fn ) {
9499                 return this.on( type, fn );
9500         };
9501 } );
9502
9503
9504
9505
9506 jQuery.expr.filters.animated = function( elem ) {
9507         return jQuery.grep( jQuery.timers, function( fn ) {
9508                 return elem === fn.elem;
9509         } ).length;
9510 };
9511
9512
9513
9514
9515 /**
9516  * Gets a window from an element
9517  */
9518 function getWindow( elem ) {
9519         return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 && elem.defaultView;
9520 }
9521
9522 jQuery.offset = {
9523         setOffset: function( elem, options, i ) {
9524                 var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
9525                         position = jQuery.css( elem, "position" ),
9526                         curElem = jQuery( elem ),
9527                         props = {};
9528
9529                 // Set position first, in-case top/left are set even on static elem
9530                 if ( position === "static" ) {
9531                         elem.style.position = "relative";
9532                 }
9533
9534                 curOffset = curElem.offset();
9535                 curCSSTop = jQuery.css( elem, "top" );
9536                 curCSSLeft = jQuery.css( elem, "left" );
9537                 calculatePosition = ( position === "absolute" || position === "fixed" ) &&
9538                         ( curCSSTop + curCSSLeft ).indexOf( "auto" ) > -1;
9539
9540                 // Need to be able to calculate position if either
9541                 // top or left is auto and position is either absolute or fixed
9542                 if ( calculatePosition ) {
9543                         curPosition = curElem.position();
9544                         curTop = curPosition.top;
9545                         curLeft = curPosition.left;
9546
9547                 } else {
9548                         curTop = parseFloat( curCSSTop ) || 0;
9549                         curLeft = parseFloat( curCSSLeft ) || 0;
9550                 }
9551
9552                 if ( jQuery.isFunction( options ) ) {
9553
9554                         // Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
9555                         options = options.call( elem, i, jQuery.extend( {}, curOffset ) );
9556                 }
9557
9558                 if ( options.top != null ) {
9559                         props.top = ( options.top - curOffset.top ) + curTop;
9560                 }
9561                 if ( options.left != null ) {
9562                         props.left = ( options.left - curOffset.left ) + curLeft;
9563                 }
9564
9565                 if ( "using" in options ) {
9566                         options.using.call( elem, props );
9567
9568                 } else {
9569                         curElem.css( props );
9570                 }
9571         }
9572 };
9573
9574 jQuery.fn.extend( {
9575         offset: function( options ) {
9576                 if ( arguments.length ) {
9577                         return options === undefined ?
9578                                 this :
9579                                 this.each( function( i ) {
9580                                         jQuery.offset.setOffset( this, options, i );
9581                                 } );
9582                 }
9583
9584                 var docElem, win,
9585                         elem = this[ 0 ],
9586                         box = { top: 0, left: 0 },
9587                         doc = elem && elem.ownerDocument;
9588
9589                 if ( !doc ) {
9590                         return;
9591                 }
9592
9593                 docElem = doc.documentElement;
9594
9595                 // Make sure it's not a disconnected DOM node
9596                 if ( !jQuery.contains( docElem, elem ) ) {
9597                         return box;
9598                 }
9599
9600                 box = elem.getBoundingClientRect();
9601                 win = getWindow( doc );
9602                 return {
9603                         top: box.top + win.pageYOffset - docElem.clientTop,
9604                         left: box.left + win.pageXOffset - docElem.clientLeft
9605                 };
9606         },
9607
9608         position: function() {
9609                 if ( !this[ 0 ] ) {
9610                         return;
9611                 }
9612
9613                 var offsetParent, offset,
9614                         elem = this[ 0 ],
9615                         parentOffset = { top: 0, left: 0 };
9616
9617                 // Fixed elements are offset from window (parentOffset = {top:0, left: 0},
9618                 // because it is its only offset parent
9619                 if ( jQuery.css( elem, "position" ) === "fixed" ) {
9620
9621                         // Assume getBoundingClientRect is there when computed position is fixed
9622                         offset = elem.getBoundingClientRect();
9623
9624                 } else {
9625
9626                         // Get *real* offsetParent
9627                         offsetParent = this.offsetParent();
9628
9629                         // Get correct offsets
9630                         offset = this.offset();
9631                         if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
9632                                 parentOffset = offsetParent.offset();
9633                         }
9634
9635                         // Add offsetParent borders
9636                         parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
9637                         parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
9638                 }
9639
9640                 // Subtract parent offsets and element margins
9641                 return {
9642                         top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
9643                         left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true )
9644                 };
9645         },
9646
9647         // This method will return documentElement in the following cases:
9648         // 1) For the element inside the iframe without offsetParent, this method will return
9649         //    documentElement of the parent window
9650         // 2) For the hidden or detached element
9651         // 3) For body or html element, i.e. in case of the html node - it will return itself
9652         //
9653         // but those exceptions were never presented as a real life use-cases
9654         // and might be considered as more preferable results.
9655         //
9656         // This logic, however, is not guaranteed and can change at any point in the future
9657         offsetParent: function() {
9658                 return this.map( function() {
9659                         var offsetParent = this.offsetParent;
9660
9661                         while ( offsetParent && jQuery.css( offsetParent, "position" ) === "static" ) {
9662                                 offsetParent = offsetParent.offsetParent;
9663                         }
9664
9665                         return offsetParent || documentElement;
9666                 } );
9667         }
9668 } );
9669
9670 // Create scrollLeft and scrollTop methods
9671 jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) {
9672         var top = "pageYOffset" === prop;
9673
9674         jQuery.fn[ method ] = function( val ) {
9675                 return access( this, function( elem, method, val ) {
9676                         var win = getWindow( elem );
9677
9678                         if ( val === undefined ) {
9679                                 return win ? win[ prop ] : elem[ method ];
9680                         }
9681
9682                         if ( win ) {
9683                                 win.scrollTo(
9684                                         !top ? val : win.pageXOffset,
9685                                         top ? val : win.pageYOffset
9686                                 );
9687
9688                         } else {
9689                                 elem[ method ] = val;
9690                         }
9691                 }, method, val, arguments.length );
9692         };
9693 } );
9694
9695 // Support: Safari<7-8+, Chrome<37-44+
9696 // Add the top/left cssHooks using jQuery.fn.position
9697 // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
9698 // Blink bug: https://code.google.com/p/chromium/issues/detail?id=229280
9699 // getComputedStyle returns percent when specified for top/left/bottom/right;
9700 // rather than make the css module depend on the offset module, just check for it here
9701 jQuery.each( [ "top", "left" ], function( i, prop ) {
9702         jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition,
9703                 function( elem, computed ) {
9704                         if ( computed ) {
9705                                 computed = curCSS( elem, prop );
9706
9707                                 // If curCSS returns percentage, fallback to offset
9708                                 return rnumnonpx.test( computed ) ?
9709                                         jQuery( elem ).position()[ prop ] + "px" :
9710                                         computed;
9711                         }
9712                 }
9713         );
9714 } );
9715
9716
9717 // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
9718 jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
9719         jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name },
9720                 function( defaultExtra, funcName ) {
9721
9722                 // Margin is only for outerHeight, outerWidth
9723                 jQuery.fn[ funcName ] = function( margin, value ) {
9724                         var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
9725                                 extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
9726
9727                         return access( this, function( elem, type, value ) {
9728                                 var doc;
9729
9730                                 if ( jQuery.isWindow( elem ) ) {
9731
9732                                         // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
9733                                         // isn't a whole lot we can do. See pull request at this URL for discussion:
9734                                         // https://github.com/jquery/jquery/pull/764
9735                                         return elem.document.documentElement[ "client" + name ];
9736                                 }
9737
9738                                 // Get document width or height
9739                                 if ( elem.nodeType === 9 ) {
9740                                         doc = elem.documentElement;
9741
9742                                         // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
9743                                         // whichever is greatest
9744                                         return Math.max(
9745                                                 elem.body[ "scroll" + name ], doc[ "scroll" + name ],
9746                                                 elem.body[ "offset" + name ], doc[ "offset" + name ],
9747                                                 doc[ "client" + name ]
9748                                         );
9749                                 }
9750
9751                                 return value === undefined ?
9752
9753                                         // Get width or height on the element, requesting but not forcing parseFloat
9754                                         jQuery.css( elem, type, extra ) :
9755
9756                                         // Set width or height on the element
9757                                         jQuery.style( elem, type, value, extra );
9758                         }, type, chainable ? margin : undefined, chainable, null );
9759                 };
9760         } );
9761 } );
9762
9763
9764 jQuery.fn.extend( {
9765
9766         bind: function( types, data, fn ) {
9767                 return this.on( types, null, data, fn );
9768         },
9769         unbind: function( types, fn ) {
9770                 return this.off( types, null, fn );
9771         },
9772
9773         delegate: function( selector, types, data, fn ) {
9774                 return this.on( types, selector, data, fn );
9775         },
9776         undelegate: function( selector, types, fn ) {
9777
9778                 // ( namespace ) or ( selector, types [, fn] )
9779                 return arguments.length === 1 ?
9780                         this.off( selector, "**" ) :
9781                         this.off( types, selector || "**", fn );
9782         },
9783         size: function() {
9784                 return this.length;
9785         }
9786 } );
9787
9788 jQuery.fn.andSelf = jQuery.fn.addBack;
9789
9790
9791
9792
9793 // Register as a named AMD module, since jQuery can be concatenated with other
9794 // files that may use define, but not via a proper concatenation script that
9795 // understands anonymous AMD modules. A named AMD is safest and most robust
9796 // way to register. Lowercase jquery is used because AMD module names are
9797 // derived from file names, and jQuery is normally delivered in a lowercase
9798 // file name. Do this after creating the global so that if an AMD module wants
9799 // to call noConflict to hide this version of jQuery, it will work.
9800
9801 // Note that for maximum portability, libraries that are not jQuery should
9802 // declare themselves as anonymous modules, and avoid setting a global if an
9803 // AMD loader is present. jQuery is a special case. For more information, see
9804 // https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
9805
9806 if ( typeof define === "function" && define.amd ) {
9807         define( "jquery", [], function() {
9808                 return jQuery;
9809         } );
9810 }
9811
9812
9813
9814 var
9815
9816         // Map over jQuery in case of overwrite
9817         _jQuery = window.jQuery,
9818
9819         // Map over the $ in case of overwrite
9820         _$ = window.$;
9821
9822 jQuery.noConflict = function( deep ) {
9823         if ( window.$ === jQuery ) {
9824                 window.$ = _$;
9825         }
9826
9827         if ( deep && window.jQuery === jQuery ) {
9828                 window.jQuery = _jQuery;
9829         }
9830
9831         return jQuery;
9832 };
9833
9834 // Expose jQuery and $ identifiers, even in AMD
9835 // (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
9836 // and CommonJS for browser emulators (#13566)
9837 if ( !noGlobal ) {
9838         window.jQuery = window.$ = jQuery;
9839 }
9840
9841 return jQuery;
9842 }));