", + + options: { + classes: {}, + disabled: false, + + // Callbacks + create: null + }, + + _createWidget: function( options, element ) { + element = $( element || this.defaultElement || this )[ 0 ]; + this.element = $( element ); + this.uuid = widgetUuid++; + this.eventNamespace = "." + this.widgetName + this.uuid; + + this.bindings = $(); + this.hoverable = $(); + this.focusable = $(); + this.classesElementLookup = {}; + + if ( element !== this ) { + $.data( element, this.widgetFullName, this ); + this._on( true, this.element, { + remove: function( event ) { + if ( event.target === element ) { + this.destroy(); + } + } + } ); + this.document = $( element.style ? + + // Element within the document + element.ownerDocument : + + // Element is window or document + element.document || element ); + this.window = $( this.document[ 0 ].defaultView || this.document[ 0 ].parentWindow ); + } + + this.options = $.widget.extend( {}, + this.options, + this._getCreateOptions(), + options ); + + this._create(); + + if ( this.options.disabled ) { + this._setOptionDisabled( this.options.disabled ); + } + + this._trigger( "create", null, this._getCreateEventData() ); + this._init(); + }, + + _getCreateOptions: function() { + return {}; + }, + + _getCreateEventData: $.noop, + + _create: $.noop, + + _init: $.noop, + + destroy: function() { + var that = this; + + this._destroy(); + $.each( this.classesElementLookup, function( key, value ) { + that._removeClass( value, key ); + } ); + + // We can probably remove the unbind calls in 2.0 + // all event bindings should go through this._on() + this.element + .off( this.eventNamespace ) + .removeData( this.widgetFullName ); + this.widget() + .off( this.eventNamespace ) + .removeAttr( "aria-disabled" ); + + // Clean up events and states + this.bindings.off( this.eventNamespace ); + }, + + _destroy: $.noop, + + widget: function() { + return this.element; + }, + + option: function( key, value ) { + var options = key; + var parts; + var curOption; + var i; + + if ( arguments.length === 0 ) { + + // Don't return a reference to the internal hash + return $.widget.extend( {}, this.options ); + } + + if ( typeof key === "string" ) { + + // Handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } } + options = {}; + parts = key.split( "." ); + key = parts.shift(); + if ( parts.length ) { + curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] ); + for ( i = 0; i < parts.length - 1; i++ ) { + curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {}; + curOption = curOption[ parts[ i ] ]; + } + key = parts.pop(); + if ( arguments.length === 1 ) { + return curOption[ key ] === undefined ? null : curOption[ key ]; + } + curOption[ key ] = value; + } else { + if ( arguments.length === 1 ) { + return this.options[ key ] === undefined ? null : this.options[ key ]; + } + options[ key ] = value; + } + } + + this._setOptions( options ); + + return this; + }, + + _setOptions: function( options ) { + var key; + + for ( key in options ) { + this._setOption( key, options[ key ] ); + } + + return this; + }, + + _setOption: function( key, value ) { + if ( key === "classes" ) { + this._setOptionClasses( value ); + } + + this.options[ key ] = value; + + if ( key === "disabled" ) { + this._setOptionDisabled( value ); + } + + return this; + }, + + _setOptionClasses: function( value ) { + var classKey, elements, currentElements; + + for ( classKey in value ) { + currentElements = this.classesElementLookup[ classKey ]; + if ( value[ classKey ] === this.options.classes[ classKey ] || + !currentElements || + !currentElements.length ) { + continue; + } + + // We are doing this to create a new jQuery object because the _removeClass() call + // on the next line is going to destroy the reference to the current elements being + // tracked. We need to save a copy of this collection so that we can add the new classes + // below. + elements = $( currentElements.get() ); + this._removeClass( currentElements, classKey ); + + // We don't use _addClass() here, because that uses this.options.classes + // for generating the string of classes. We want to use the value passed in from + // _setOption(), this is the new value of the classes option which was passed to + // _setOption(). We pass this value directly to _classes(). + elements.addClass( this._classes( { + element: elements, + keys: classKey, + classes: value, + add: true + } ) ); + } + }, + + _setOptionDisabled: function( value ) { + this._toggleClass( this.widget(), this.widgetFullName + "-disabled", null, !!value ); + + // If the widget is becoming disabled, then nothing is interactive + if ( value ) { + this._removeClass( this.hoverable, null, "ui-state-hover" ); + this._removeClass( this.focusable, null, "ui-state-focus" ); + } + }, + + enable: function() { + return this._setOptions( { disabled: false } ); + }, + + disable: function() { + return this._setOptions( { disabled: true } ); + }, + + _classes: function( options ) { + var full = []; + var that = this; + + options = $.extend( { + element: this.element, + classes: this.options.classes || {} + }, options ); + + function bindRemoveEvent() { + var nodesToBind = []; + + options.element.each( function( _, element ) { + var isTracked = $.map( that.classesElementLookup, function( elements ) { + return elements; + } ) + .some( function( elements ) { + return elements.is( element ); + } ); + + if ( !isTracked ) { + nodesToBind.push( element ); + } + } ); + + that._on( $( nodesToBind ), { + remove: "_untrackClassesElement" + } ); + } + + function processClassString( classes, checkOption ) { + var current, i; + for ( i = 0; i < classes.length; i++ ) { + current = that.classesElementLookup[ classes[ i ] ] || $(); + if ( options.add ) { + bindRemoveEvent(); + current = $( $.uniqueSort( current.get().concat( options.element.get() ) ) ); + } else { + current = $( current.not( options.element ).get() ); + } + that.classesElementLookup[ classes[ i ] ] = current; + full.push( classes[ i ] ); + if ( checkOption && options.classes[ classes[ i ] ] ) { + full.push( options.classes[ classes[ i ] ] ); + } + } + } + + if ( options.keys ) { + processClassString( options.keys.match( /\S+/g ) || [], true ); + } + if ( options.extra ) { + processClassString( options.extra.match( /\S+/g ) || [] ); + } + + return full.join( " " ); + }, + + _untrackClassesElement: function( event ) { + var that = this; + $.each( that.classesElementLookup, function( key, value ) { + if ( $.inArray( event.target, value ) !== -1 ) { + that.classesElementLookup[ key ] = $( value.not( event.target ).get() ); + } + } ); + + this._off( $( event.target ) ); + }, + + _removeClass: function( element, keys, extra ) { + return this._toggleClass( element, keys, extra, false ); + }, + + _addClass: function( element, keys, extra ) { + return this._toggleClass( element, keys, extra, true ); + }, + + _toggleClass: function( element, keys, extra, add ) { + add = ( typeof add === "boolean" ) ? add : extra; + var shift = ( typeof element === "string" || element === null ), + options = { + extra: shift ? keys : extra, + keys: shift ? element : keys, + element: shift ? this.element : element, + add: add + }; + options.element.toggleClass( this._classes( options ), add ); + return this; + }, + + _on: function( suppressDisabledCheck, element, handlers ) { + var delegateElement; + var instance = this; + + // No suppressDisabledCheck flag, shuffle arguments + if ( typeof suppressDisabledCheck !== "boolean" ) { + handlers = element; + element = suppressDisabledCheck; + suppressDisabledCheck = false; + } + + // No element argument, shuffle and use this.element + if ( !handlers ) { + handlers = element; + element = this.element; + delegateElement = this.widget(); + } else { + element = delegateElement = $( element ); + this.bindings = this.bindings.add( element ); + } + + $.each( handlers, function( event, handler ) { + function handlerProxy() { + + // Allow widgets to customize the disabled handling + // - disabled as an array instead of boolean + // - disabled class as method for disabling individual parts + if ( !suppressDisabledCheck && + ( instance.options.disabled === true || + $( this ).hasClass( "ui-state-disabled" ) ) ) { + return; + } + return ( typeof handler === "string" ? instance[ handler ] : handler ) + .apply( instance, arguments ); + } + + // Copy the guid so direct unbinding works + if ( typeof handler !== "string" ) { + handlerProxy.guid = handler.guid = + handler.guid || handlerProxy.guid || $.guid++; + } + + var match = event.match( /^([\w:-]*)\s*(.*)$/ ); + var eventName = match[ 1 ] + instance.eventNamespace; + var selector = match[ 2 ]; + + if ( selector ) { + delegateElement.on( eventName, selector, handlerProxy ); + } else { + element.on( eventName, handlerProxy ); + } + } ); + }, + + _off: function( element, eventName ) { + eventName = ( eventName || "" ).split( " " ).join( this.eventNamespace + " " ) + + this.eventNamespace; + element.off( eventName ); + + // Clear the stack to avoid memory leaks (#10056) + this.bindings = $( this.bindings.not( element ).get() ); + this.focusable = $( this.focusable.not( element ).get() ); + this.hoverable = $( this.hoverable.not( element ).get() ); + }, + + _delay: function( handler, delay ) { + function handlerProxy() { + return ( typeof handler === "string" ? instance[ handler ] : handler ) + .apply( instance, arguments ); + } + var instance = this; + return setTimeout( handlerProxy, delay || 0 ); + }, + + _hoverable: function( element ) { + this.hoverable = this.hoverable.add( element ); + this._on( element, { + mouseenter: function( event ) { + this._addClass( $( event.currentTarget ), null, "ui-state-hover" ); + }, + mouseleave: function( event ) { + this._removeClass( $( event.currentTarget ), null, "ui-state-hover" ); + } + } ); + }, + + _focusable: function( element ) { + this.focusable = this.focusable.add( element ); + this._on( element, { + focusin: function( event ) { + this._addClass( $( event.currentTarget ), null, "ui-state-focus" ); + }, + focusout: function( event ) { + this._removeClass( $( event.currentTarget ), null, "ui-state-focus" ); + } + } ); + }, + + _trigger: function( type, event, data ) { + var prop, orig; + var callback = this.options[ type ]; + + data = data || {}; + event = $.Event( event ); + event.type = ( type === this.widgetEventPrefix ? + type : + this.widgetEventPrefix + type ).toLowerCase(); + + // The original event may come from any element + // so we need to reset the target on the new event + event.target = this.element[ 0 ]; + + // Copy original event properties over to the new event + orig = event.originalEvent; + if ( orig ) { + for ( prop in orig ) { + if ( !( prop in event ) ) { + event[ prop ] = orig[ prop ]; + } + } + } + + this.element.trigger( event, data ); + return !( typeof callback === "function" && + callback.apply( this.element[ 0 ], [ event ].concat( data ) ) === false || + event.isDefaultPrevented() ); + } +}; + +$.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) { + $.Widget.prototype[ "_" + method ] = function( element, options, callback ) { + if ( typeof options === "string" ) { + options = { effect: options }; + } + + var hasOptions; + var effectName = !options ? + method : + options === true || typeof options === "number" ? + defaultEffect : + options.effect || defaultEffect; + + options = options || {}; + if ( typeof options === "number" ) { + options = { duration: options }; + } else if ( options === true ) { + options = {}; + } + + hasOptions = !$.isEmptyObject( options ); + options.complete = callback; + + if ( options.delay ) { + element.delay( options.delay ); + } + + if ( hasOptions && $.effects && $.effects.effect[ effectName ] ) { + element[ method ]( options ); + } else if ( effectName !== method && element[ effectName ] ) { + element[ effectName ]( options.duration, options.easing, callback ); + } else { + element.queue( function( next ) { + $( this )[ method ](); + if ( callback ) { + callback.call( element[ 0 ] ); + } + next(); + } ); + } + }; +} ); + +var widget = $.widget; + + +/*! + * jQuery UI Position 1.13.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + * + * http://api.jqueryui.com/position/ + */ + +//>>label: Position +//>>group: Core +//>>description: Positions elements relative to other elements. +//>>docs: http://api.jqueryui.com/position/ +//>>demos: http://jqueryui.com/position/ + + +( function() { +var cachedScrollbarWidth, + max = Math.max, + abs = Math.abs, + rhorizontal = /left|center|right/, + rvertical = /top|center|bottom/, + roffset = /[\+\-]\d+(\.[\d]+)?%?/, + rposition = /^\w+/, + rpercent = /%$/, + _position = $.fn.position; + +function getOffsets( offsets, width, height ) { + return [ + parseFloat( offsets[ 0 ] ) * ( rpercent.test( offsets[ 0 ] ) ? width / 100 : 1 ), + parseFloat( offsets[ 1 ] ) * ( rpercent.test( offsets[ 1 ] ) ? height / 100 : 1 ) + ]; +} + +function parseCss( element, property ) { + return parseInt( $.css( element, property ), 10 ) || 0; +} + +function isWindow( obj ) { + return obj != null && obj === obj.window; +} + +function getDimensions( elem ) { + var raw = elem[ 0 ]; + if ( raw.nodeType === 9 ) { + return { + width: elem.width(), + height: elem.height(), + offset: { top: 0, left: 0 } + }; + } + if ( isWindow( raw ) ) { + return { + width: elem.width(), + height: elem.height(), + offset: { top: elem.scrollTop(), left: elem.scrollLeft() } + }; + } + if ( raw.preventDefault ) { + return { + width: 0, + height: 0, + offset: { top: raw.pageY, left: raw.pageX } + }; + } + return { + width: elem.outerWidth(), + height: elem.outerHeight(), + offset: elem.offset() + }; +} + +$.position = { + scrollbarWidth: function() { + if ( cachedScrollbarWidth !== undefined ) { + return cachedScrollbarWidth; + } + var w1, w2, + div = $( "

" + + "

" ), + innerDiv = div.children()[ 0 ]; + + $( "body" ).append( div ); + w1 = innerDiv.offsetWidth; + div.css( "overflow", "scroll" ); + + w2 = innerDiv.offsetWidth; + + if ( w1 === w2 ) { + w2 = div[ 0 ].clientWidth; + } + + div.remove(); + + return ( cachedScrollbarWidth = w1 - w2 ); + }, + getScrollInfo: function( within ) { + var overflowX = within.isWindow || within.isDocument ? "" : + within.element.css( "overflow-x" ), + overflowY = within.isWindow || within.isDocument ? "" : + within.element.css( "overflow-y" ), + hasOverflowX = overflowX === "scroll" || + ( overflowX === "auto" && within.width < within.element[ 0 ].scrollWidth ), + hasOverflowY = overflowY === "scroll" || + ( overflowY === "auto" && within.height < within.element[ 0 ].scrollHeight ); + return { + width: hasOverflowY ? $.position.scrollbarWidth() : 0, + height: hasOverflowX ? $.position.scrollbarWidth() : 0 + }; + }, + getWithinInfo: function( element ) { + var withinElement = $( element || window ), + isElemWindow = isWindow( withinElement[ 0 ] ), + isDocument = !!withinElement[ 0 ] && withinElement[ 0 ].nodeType === 9, + hasOffset = !isElemWindow && !isDocument; + return { + element: withinElement, + isWindow: isElemWindow, + isDocument: isDocument, + offset: hasOffset ? $( element ).offset() : { left: 0, top: 0 }, + scrollLeft: withinElement.scrollLeft(), + scrollTop: withinElement.scrollTop(), + width: withinElement.outerWidth(), + height: withinElement.outerHeight() + }; + } +}; + +$.fn.position = function( options ) { + if ( !options || !options.of ) { + return _position.apply( this, arguments ); + } + + // Make a copy, we don't want to modify arguments + options = $.extend( {}, options ); + + var atOffset, targetWidth, targetHeight, targetOffset, basePosition, dimensions, + + // Make sure string options are treated as CSS selectors + target = typeof options.of === "string" ? + $( document ).find( options.of ) : + $( options.of ), + + within = $.position.getWithinInfo( options.within ), + scrollInfo = $.position.getScrollInfo( within ), + collision = ( options.collision || "flip" ).split( " " ), + offsets = {}; + + dimensions = getDimensions( target ); + if ( target[ 0 ].preventDefault ) { + + // Force left top to allow flipping + options.at = "left top"; + } + targetWidth = dimensions.width; + targetHeight = dimensions.height; + targetOffset = dimensions.offset; + + // Clone to reuse original targetOffset later + basePosition = $.extend( {}, targetOffset ); + + // Force my and at to have valid horizontal and vertical positions + // if a value is missing or invalid, it will be converted to center + $.each( [ "my", "at" ], function() { + var pos = ( options[ this ] || "" ).split( " " ), + horizontalOffset, + verticalOffset; + + if ( pos.length === 1 ) { + pos = rhorizontal.test( pos[ 0 ] ) ? + pos.concat( [ "center" ] ) : + rvertical.test( pos[ 0 ] ) ? + [ "center" ].concat( pos ) : + [ "center", "center" ]; + } + pos[ 0 ] = rhorizontal.test( pos[ 0 ] ) ? pos[ 0 ] : "center"; + pos[ 1 ] = rvertical.test( pos[ 1 ] ) ? pos[ 1 ] : "center"; + + // Calculate offsets + horizontalOffset = roffset.exec( pos[ 0 ] ); + verticalOffset = roffset.exec( pos[ 1 ] ); + offsets[ this ] = [ + horizontalOffset ? horizontalOffset[ 0 ] : 0, + verticalOffset ? verticalOffset[ 0 ] : 0 + ]; + + // Reduce to just the positions without the offsets + options[ this ] = [ + rposition.exec( pos[ 0 ] )[ 0 ], + rposition.exec( pos[ 1 ] )[ 0 ] + ]; + } ); + + // Normalize collision option + if ( collision.length === 1 ) { + collision[ 1 ] = collision[ 0 ]; + } + + if ( options.at[ 0 ] === "right" ) { + basePosition.left += targetWidth; + } else if ( options.at[ 0 ] === "center" ) { + basePosition.left += targetWidth / 2; + } + + if ( options.at[ 1 ] === "bottom" ) { + basePosition.top += targetHeight; + } else if ( options.at[ 1 ] === "center" ) { + basePosition.top += targetHeight / 2; + } + + atOffset = getOffsets( offsets.at, targetWidth, targetHeight ); + basePosition.left += atOffset[ 0 ]; + basePosition.top += atOffset[ 1 ]; + + return this.each( function() { + var collisionPosition, using, + elem = $( this ), + elemWidth = elem.outerWidth(), + elemHeight = elem.outerHeight(), + marginLeft = parseCss( this, "marginLeft" ), + marginTop = parseCss( this, "marginTop" ), + collisionWidth = elemWidth + marginLeft + parseCss( this, "marginRight" ) + + scrollInfo.width, + collisionHeight = elemHeight + marginTop + parseCss( this, "marginBottom" ) + + scrollInfo.height, + position = $.extend( {}, basePosition ), + myOffset = getOffsets( offsets.my, elem.outerWidth(), elem.outerHeight() ); + + if ( options.my[ 0 ] === "right" ) { + position.left -= elemWidth; + } else if ( options.my[ 0 ] === "center" ) { + position.left -= elemWidth / 2; + } + + if ( options.my[ 1 ] === "bottom" ) { + position.top -= elemHeight; + } else if ( options.my[ 1 ] === "center" ) { + position.top -= elemHeight / 2; + } + + position.left += myOffset[ 0 ]; + position.top += myOffset[ 1 ]; + + collisionPosition = { + marginLeft: marginLeft, + marginTop: marginTop + }; + + $.each( [ "left", "top" ], function( i, dir ) { + if ( $.ui.position[ collision[ i ] ] ) { + $.ui.position[ collision[ i ] ][ dir ]( position, { + targetWidth: targetWidth, + targetHeight: targetHeight, + elemWidth: elemWidth, + elemHeight: elemHeight, + collisionPosition: collisionPosition, + collisionWidth: collisionWidth, + collisionHeight: collisionHeight, + offset: [ atOffset[ 0 ] + myOffset[ 0 ], atOffset [ 1 ] + myOffset[ 1 ] ], + my: options.my, + at: options.at, + within: within, + elem: elem + } ); + } + } ); + + if ( options.using ) { + + // Adds feedback as second argument to using callback, if present + using = function( props ) { + var left = targetOffset.left - position.left, + right = left + targetWidth - elemWidth, + top = targetOffset.top - position.top, + bottom = top + targetHeight - elemHeight, + feedback = { + target: { + element: target, + left: targetOffset.left, + top: targetOffset.top, + width: targetWidth, + height: targetHeight + }, + element: { + element: elem, + left: position.left, + top: position.top, + width: elemWidth, + height: elemHeight + }, + horizontal: right < 0 ? "left" : left > 0 ? "right" : "center", + vertical: bottom < 0 ? "top" : top > 0 ? "bottom" : "middle" + }; + if ( targetWidth < elemWidth && abs( left + right ) < targetWidth ) { + feedback.horizontal = "center"; + } + if ( targetHeight < elemHeight && abs( top + bottom ) < targetHeight ) { + feedback.vertical = "middle"; + } + if ( max( abs( left ), abs( right ) ) > max( abs( top ), abs( bottom ) ) ) { + feedback.important = "horizontal"; + } else { + feedback.important = "vertical"; + } + options.using.call( this, props, feedback ); + }; + } + + elem.offset( $.extend( position, { using: using } ) ); + } ); +}; + +$.ui.position = { + fit: { + left: function( position, data ) { + var within = data.within, + withinOffset = within.isWindow ? within.scrollLeft : within.offset.left, + outerWidth = within.width, + collisionPosLeft = position.left - data.collisionPosition.marginLeft, + overLeft = withinOffset - collisionPosLeft, + overRight = collisionPosLeft + data.collisionWidth - outerWidth - withinOffset, + newOverRight; + + // Element is wider than within + if ( data.collisionWidth > outerWidth ) { + + // Element is initially over the left side of within + if ( overLeft > 0 && overRight <= 0 ) { + newOverRight = position.left + overLeft + data.collisionWidth - outerWidth - + withinOffset; + position.left += overLeft - newOverRight; + + // Element is initially over right side of within + } else if ( overRight > 0 && overLeft <= 0 ) { + position.left = withinOffset; + + // Element is initially over both left and right sides of within + } else { + if ( overLeft > overRight ) { + position.left = withinOffset + outerWidth - data.collisionWidth; + } else { + position.left = withinOffset; + } + } + + // Too far left -> align with left edge + } else if ( overLeft > 0 ) { + position.left += overLeft; + + // Too far right -> align with right edge + } else if ( overRight > 0 ) { + position.left -= overRight; + + // Adjust based on position and margin + } else { + position.left = max( position.left - collisionPosLeft, position.left ); + } + }, + top: function( position, data ) { + var within = data.within, + withinOffset = within.isWindow ? within.scrollTop : within.offset.top, + outerHeight = data.within.height, + collisionPosTop = position.top - data.collisionPosition.marginTop, + overTop = withinOffset - collisionPosTop, + overBottom = collisionPosTop + data.collisionHeight - outerHeight - withinOffset, + newOverBottom; + + // Element is taller than within + if ( data.collisionHeight > outerHeight ) { + + // Element is initially over the top of within + if ( overTop > 0 && overBottom <= 0 ) { + newOverBottom = position.top + overTop + data.collisionHeight - outerHeight - + withinOffset; + position.top += overTop - newOverBottom; + + // Element is initially over bottom of within + } else if ( overBottom > 0 && overTop <= 0 ) { + position.top = withinOffset; + + // Element is initially over both top and bottom of within + } else { + if ( overTop > overBottom ) { + position.top = withinOffset + outerHeight - data.collisionHeight; + } else { + position.top = withinOffset; + } + } + + // Too far up -> align with top + } else if ( overTop > 0 ) { + position.top += overTop; + + // Too far down -> align with bottom edge + } else if ( overBottom > 0 ) { + position.top -= overBottom; + + // Adjust based on position and margin + } else { + position.top = max( position.top - collisionPosTop, position.top ); + } + } + }, + flip: { + left: function( position, data ) { + var within = data.within, + withinOffset = within.offset.left + within.scrollLeft, + outerWidth = within.width, + offsetLeft = within.isWindow ? within.scrollLeft : within.offset.left, + collisionPosLeft = position.left - data.collisionPosition.marginLeft, + overLeft = collisionPosLeft - offsetLeft, + overRight = collisionPosLeft + data.collisionWidth - outerWidth - offsetLeft, + myOffset = data.my[ 0 ] === "left" ? + -data.elemWidth : + data.my[ 0 ] === "right" ? + data.elemWidth : + 0, + atOffset = data.at[ 0 ] === "left" ? + data.targetWidth : + data.at[ 0 ] === "right" ? + -data.targetWidth : + 0, + offset = -2 * data.offset[ 0 ], + newOverRight, + newOverLeft; + + if ( overLeft < 0 ) { + newOverRight = position.left + myOffset + atOffset + offset + data.collisionWidth - + outerWidth - withinOffset; + if ( newOverRight < 0 || newOverRight < abs( overLeft ) ) { + position.left += myOffset + atOffset + offset; + } + } else if ( overRight > 0 ) { + newOverLeft = position.left - data.collisionPosition.marginLeft + myOffset + + atOffset + offset - offsetLeft; + if ( newOverLeft > 0 || abs( newOverLeft ) < overRight ) { + position.left += myOffset + atOffset + offset; + } + } + }, + top: function( position, data ) { + var within = data.within, + withinOffset = within.offset.top + within.scrollTop, + outerHeight = within.height, + offsetTop = within.isWindow ? within.scrollTop : within.offset.top, + collisionPosTop = position.top - data.collisionPosition.marginTop, + overTop = collisionPosTop - offsetTop, + overBottom = collisionPosTop + data.collisionHeight - outerHeight - offsetTop, + top = data.my[ 1 ] === "top", + myOffset = top ? + -data.elemHeight : + data.my[ 1 ] === "bottom" ? + data.elemHeight : + 0, + atOffset = data.at[ 1 ] === "top" ? + data.targetHeight : + data.at[ 1 ] === "bottom" ? + -data.targetHeight : + 0, + offset = -2 * data.offset[ 1 ], + newOverTop, + newOverBottom; + if ( overTop < 0 ) { + newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight - + outerHeight - withinOffset; + if ( newOverBottom < 0 || newOverBottom < abs( overTop ) ) { + position.top += myOffset + atOffset + offset; + } + } else if ( overBottom > 0 ) { + newOverTop = position.top - data.collisionPosition.marginTop + myOffset + atOffset + + offset - offsetTop; + if ( newOverTop > 0 || abs( newOverTop ) < overBottom ) { + position.top += myOffset + atOffset + offset; + } + } + } + }, + flipfit: { + left: function() { + $.ui.position.flip.left.apply( this, arguments ); + $.ui.position.fit.left.apply( this, arguments ); + }, + top: function() { + $.ui.position.flip.top.apply( this, arguments ); + $.ui.position.fit.top.apply( this, arguments ); + } + } +}; + +} )(); + +var position = $.ui.position; + + +/*! + * jQuery UI Keycode 1.13.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: Keycode +//>>group: Core +//>>description: Provide keycodes as keynames +//>>docs: http://api.jqueryui.com/jQuery.ui.keyCode/ + + +var keycode = $.ui.keyCode = { + BACKSPACE: 8, + COMMA: 188, + DELETE: 46, + DOWN: 40, + END: 35, + ENTER: 13, + ESCAPE: 27, + HOME: 36, + LEFT: 37, + PAGE_DOWN: 34, + PAGE_UP: 33, + PERIOD: 190, + RIGHT: 39, + SPACE: 32, + TAB: 9, + UP: 38 +}; + + +/*! + * jQuery UI Unique ID 1.13.1 + * http://jqueryui.com + * + * Copyright jQuery Foundation and other contributors + * Released under the MIT license. + * http://jquery.org/license + */ + +//>>label: uniqueId +//>>group: Core +//>>description: Functions to generate and remove uniqueId's +//>>docs: http://api.jqueryui.com/uniqueId/ + + +var uniqueId = $.fn.extend( { + uniqueId: ( function() { + var uuid = 0; + + return function() { + return this.each( function() { + if ( !this.id ) { + this.id = "ui-id-" + ( ++uuid ); + } + } ); + }; + } )(), + + removeUniqueId: function() { + return this.each( function() { + if ( /^ui-id-\d+$/.test( this.id ) ) { + $( this ).removeAttr( "id" ); + } + } ); + } +} ); + + + +var safeActiveElement = $.ui.safeActiveElement = function( document ) { + var activeElement; + + // Support: IE 9 only + // IE9 throws an "Unspecified error" accessing document.activeElement from an