X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/befc2441c91ddbd8eea67b8d8de48cc281a4bbce..32974185d5e2b1bdc197b4f5dcab259b5de3c6b4:/platforma/static/js/jquery.blockui.js?ds=sidebyside
diff --git a/platforma/static/js/jquery.blockui.js b/platforma/static/js/jquery.blockui.js
index d0230544..54916670 100644
--- a/platforma/static/js/jquery.blockui.js
+++ b/platforma/static/js/jquery.blockui.js
@@ -1,463 +1,477 @@
-/*!
- * jQuery blockUI plugin
- * Version 2.28 (02-DEC-2009)
- * @requires jQuery v1.2.3 or later
- *
- * Examples at: http://malsup.com/jquery/block/
- * Copyright (c) 2007-2008 M. Alsup
- * Dual licensed under the MIT and GPL licenses:
- * http://www.opensource.org/licenses/mit-license.php
- * http://www.gnu.org/licenses/gpl.html
- *
- * Thanks to Amir-Hossein Sobhi for some excellent contributions!
- */
-
-;(function($) {
-
-if (/1\.(0|1|2)\.(0|1|2)/.test($.fn.jquery) || /^1.1/.test($.fn.jquery)) {
-	alert('blockUI requires jQuery v1.2.3 or later!  You are using v' + $.fn.jquery);
-	return;
-}
-
-$.fn._fadeIn = $.fn.fadeIn;
-
-// this bit is to ensure we don't call setExpression when we shouldn't (with extra muscle to handle
-// retarded userAgent strings on Vista)
-var mode = document.documentMode || 0;
-var setExpr = $.browser.msie && (($.browser.version < 8 && !mode) || mode < 8);
-var ie6 = $.browser.msie && /MSIE 6.0/.test(navigator.userAgent) && !mode;
-
-// global $ methods for blocking/unblocking the entire page
-$.blockUI   = function(opts) { install(window, opts); };
-$.unblockUI = function(opts) { remove(window, opts); };
-
-// convenience method for quick growl-like notifications  (http://www.google.com/search?q=growl)
-$.growlUI = function(title, message, timeout, onClose) {
-	var $m = $('
');
-	if (title) $m.append(''+title+'
');
-	if (message) $m.append(''+message+'
');
-	if (timeout == undefined) timeout = 3000;
-	$.blockUI({
-		message: $m, fadeIn: 700, fadeOut: 1000, centerY: false,
-		timeout: timeout, showOverlay: false,
-		onUnblock: onClose, 
-		css: $.blockUI.defaults.growlCSS
-	});
-};
-
-// plugin method for blocking element content
-$.fn.block = function(opts) {
-	return this.unblock({ fadeOut: 0 }).each(function() {
-		if ($.css(this,'position') == 'static')
-			this.style.position = 'relative';
-		if ($.browser.msie)
-			this.style.zoom = 1; // force 'hasLayout'
-		install(this, opts);
-	});
-};
-
-// plugin method for unblocking element content
-$.fn.unblock = function(opts) {
-	return this.each(function() {
-		remove(this, opts);
-	});
-};
-
-$.blockUI.version = 2.28; // 2nd generation blocking at no extra cost!
-
-// override these in your code to change the default behavior and style
-$.blockUI.defaults = {
-	// message displayed when blocking (use null for no message)
-	message:  'Please wait...
',
-
-	title: null,	  // title string; only used when theme == true
-	draggable: true,  // only used when theme == true (requires jquery-ui.js to be loaded)
-	
-	theme: false, // set to true to use with jQuery UI themes
-	
-	// styles for the message when blocking; if you wish to disable
-	// these and use an external stylesheet then do this in your code:
-	// $.blockUI.defaults.css = {};
-	css: {
-		padding:	0,
-		margin:		0,
-		width:		'30%',
-		top:		'40%',
-		left:		'35%',
-		textAlign:	'center',
-		color:		'#000',
-		border:		'3px solid #aaa',
-		backgroundColor:'#fff',
-		cursor:		'wait'
-	},
-	
-	// minimal style set used when themes are used
-	themedCSS: {
-		width:	'30%',
-		top:	'40%',
-		left:	'35%'
-	},
-
-	// styles for the overlay
-	overlayCSS:  {
-		backgroundColor: '#000',
-		opacity:	  	 0.6,
-		cursor:		  	 'wait'
-	},
-
-	// styles applied when using $.growlUI
-	growlCSS: {
-		width:  	'350px',
-		top:		'10px',
-		left:   	'',
-		right:  	'10px',
-		border: 	'none',
-		padding:	'5px',
-		opacity:	0.6,
-		cursor: 	'default',
-		color:		'#fff',
-		backgroundColor: '#000',
-		'-webkit-border-radius': '10px',
-		'-moz-border-radius':	 '10px'
-	},
-	
-	// IE issues: 'about:blank' fails on HTTPS and javascript:false is s-l-o-w
-	// (hat tip to Jorge H. N. de Vasconcelos)
-	iframeSrc: /^https/i.test(window.location.href || '') ? 'javascript:false' : 'about:blank',
-
-	// force usage of iframe in non-IE browsers (handy for blocking applets)
-	forceIframe: false,
-
-	// z-index for the blocking overlay
-	baseZ: 1000,
-
-	// set these to true to have the message automatically centered
-	centerX: true, // <-- only effects element blocking (page block controlled via css above)
-	centerY: true,
-
-	// allow body element to be stetched in ie6; this makes blocking look better
-	// on "short" pages.  disable if you wish to prevent changes to the body height
-	allowBodyStretch: true,
-
-	// enable if you want key and mouse events to be disabled for content that is blocked
-	bindEvents: true,
-
-	// be default blockUI will supress tab navigation from leaving blocking content
-	// (if bindEvents is true)
-	constrainTabKey: true,
-
-	// fadeIn time in millis; set to 0 to disable fadeIn on block
-	fadeIn:  200,
-
-	// fadeOut time in millis; set to 0 to disable fadeOut on unblock
-	fadeOut:  400,
-
-	// time in millis to wait before auto-unblocking; set to 0 to disable auto-unblock
-	timeout: 0,
-
-	// disable if you don't want to show the overlay
-	showOverlay: true,
-
-	// if true, focus will be placed in the first available input field when
-	// page blocking
-	focusInput: true,
-
-	// suppresses the use of overlay styles on FF/Linux (due to performance issues with opacity)
-	applyPlatformOpacityRules: true,
-
-	// callback method invoked when unblocking has completed; the callback is
-	// passed the element that has been unblocked (which is the window object for page
-	// blocks) and the options that were passed to the unblock call:
-	//	 onUnblock(element, options)
-	onUnblock: null,
-
-	// don't ask; if you really must know: http://groups.google.com/group/jquery-en/browse_thread/thread/36640a8730503595/2f6a79a77a78e493#2f6a79a77a78e493
-	quirksmodeOffsetHack: 4
-};
-
-// private data and functions follow...
-
-var pageBlock = null;
-var pageBlockEls = [];
-
-function install(el, opts) {
-	var full = (el == window);
-	var msg = opts && opts.message !== undefined ? opts.message : undefined;
-	opts = $.extend({}, $.blockUI.defaults, opts || {});
-	opts.overlayCSS = $.extend({}, $.blockUI.defaults.overlayCSS, opts.overlayCSS || {});
-	var css = $.extend({}, $.blockUI.defaults.css, opts.css || {});
-	var themedCSS = $.extend({}, $.blockUI.defaults.themedCSS, opts.themedCSS || {});
-	msg = msg === undefined ? opts.message : msg;
-
-	// remove the current block (if there is one)
-	if (full && pageBlock)
-		remove(window, {fadeOut:0});
-
-	// if an existing element is being used as the blocking content then we capture
-	// its current place in the DOM (and current display style) so we can restore
-	// it when we unblock
-	if (msg && typeof msg != 'string' && (msg.parentNode || msg.jquery)) {
-		var node = msg.jquery ? msg[0] : msg;
-		var data = {};
-		$(el).data('blockUI.history', data);
-		data.el = node;
-		data.parent = node.parentNode;
-		data.display = node.style.display;
-		data.position = node.style.position;
-		if (data.parent)
-			data.parent.removeChild(node);
-	}
-
-	var z = opts.baseZ;
-
-	// blockUI uses 3 layers for blocking, for simplicity they are all used on every platform;
-	// layer1 is the iframe layer which is used to supress bleed through of underlying content
-	// layer2 is the overlay layer which has opacity and a wait cursor (by default)
-	// layer3 is the message content that is displayed while blocking
-
-	var lyr1 = ($.browser.msie || opts.forceIframe) 
-		? $('')
-		: $('');
-	var lyr2 = $('');
-	
-	var lyr3;
-	if (opts.theme && full) {
-		var s = '';
-		lyr3 = $(s);
-	}
-	else {
-		lyr3 = full ? $('')
-					: $('');
-	}						   
-
-	// if we have a message, style it
-	if (msg) {
-		if (opts.theme) {
-			lyr3.css(themedCSS);
-			lyr3.addClass('ui-widget-content');
-		}
-		else 
-			lyr3.css(css);
-	}
-
-	// style the overlay
-	if (!opts.applyPlatformOpacityRules || !($.browser.mozilla && /Linux/.test(navigator.platform)))
-		lyr2.css(opts.overlayCSS);
-	lyr2.css('position', full ? 'fixed' : 'absolute');
-
-	// make iframe layer transparent in IE
-	if ($.browser.msie || opts.forceIframe)
-		lyr1.css('opacity',0.0);
-
-	$([lyr1[0],lyr2[0],lyr3[0]]).appendTo(full ? 'body' : el);
-	
-	if (opts.theme && opts.draggable && $.fn.draggable) {
-		lyr3.draggable({
-			handle: '.ui-dialog-titlebar',
-			cancel: 'li'
-		});
-	}
-
-	// ie7 must use absolute positioning in quirks mode and to account for activex issues (when scrolling)
-	var expr = setExpr && (!$.boxModel || $('object,embed', full ? null : el).length > 0);
-	if (ie6 || expr) {
-		// give body 100% height
-		if (full && opts.allowBodyStretch && $.boxModel)
-			$('html,body').css('height','100%');
-
-		// fix ie6 issue when blocked element has a border width
-		if ((ie6 || !$.boxModel) && !full) {
-			var t = sz(el,'borderTopWidth'), l = sz(el,'borderLeftWidth');
-			var fixT = t ? '(0 - '+t+')' : 0;
-			var fixL = l ? '(0 - '+l+')' : 0;
-		}
-
-		// simulate fixed position
-		$.each([lyr1,lyr2,lyr3], function(i,o) {
-			var s = o[0].style;
-			s.position = 'absolute';
-			if (i < 2) {
-				full ? s.setExpression('height','Math.max(document.body.scrollHeight, document.body.offsetHeight) - (jQuery.boxModel?0:'+opts.quirksmodeOffsetHack+') + "px"')
-					 : s.setExpression('height','this.parentNode.offsetHeight + "px"');
-				full ? s.setExpression('width','jQuery.boxModel && document.documentElement.clientWidth || document.body.clientWidth + "px"')
-					 : s.setExpression('width','this.parentNode.offsetWidth + "px"');
-				if (fixL) s.setExpression('left', fixL);
-				if (fixT) s.setExpression('top', fixT);
-			}
-			else if (opts.centerY) {
-				if (full) s.setExpression('top','(document.documentElement.clientHeight || document.body.clientHeight) / 2 - (this.offsetHeight / 2) + (blah = document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + "px"');
-				s.marginTop = 0;
-			}
-			else if (!opts.centerY && full) {
-				var top = (opts.css && opts.css.top) ? parseInt(opts.css.top) : 0;
-				var expression = '((document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + '+top+') + "px"';
-				s.setExpression('top',expression);
-			}
-		});
-	}
-
-	// show the message
-	if (msg) {
-		if (opts.theme)
-			lyr3.find('.ui-widget-content').append(msg);
-		else
-			lyr3.append(msg);
-		if (msg.jquery || msg.nodeType)
-			$(msg).show();
-	}
-
-	if (($.browser.msie || opts.forceIframe) && opts.showOverlay)
-		lyr1.show(); // opacity is zero
-	if (opts.fadeIn) {
-		if (opts.showOverlay)
-			lyr2._fadeIn(opts.fadeIn);
-		if (msg)
-			lyr3.fadeIn(opts.fadeIn);
-	}
-	else {
-		if (opts.showOverlay)
-			lyr2.show();
-		if (msg)
-			lyr3.show();
-	}
-
-	// bind key and mouse events
-	bind(1, el, opts);
-
-	if (full) {
-		pageBlock = lyr3[0];
-		pageBlockEls = $(':input:enabled:visible',pageBlock);
-		if (opts.focusInput)
-			setTimeout(focus, 20);
-	}
-	else
-		center(lyr3[0], opts.centerX, opts.centerY);
-
-	if (opts.timeout) {
-		// auto-unblock
-		var to = setTimeout(function() {
-			full ? $.unblockUI(opts) : $(el).unblock(opts);
-		}, opts.timeout);
-		$(el).data('blockUI.timeout', to);
-	}
-};
-
-// remove the block
-function remove(el, opts) {
-	var full = (el == window);
-	var $el = $(el);
-	var data = $el.data('blockUI.history');
-	var to = $el.data('blockUI.timeout');
-	if (to) {
-		clearTimeout(to);
-		$el.removeData('blockUI.timeout');
-	}
-	opts = $.extend({}, $.blockUI.defaults, opts || {});
-	bind(0, el, opts); // unbind events
-	
-	var els;
-	if (full) // crazy selector to handle odd field errors in ie6/7
-		els = $('body').children().filter('.blockUI').add('body > .blockUI');
-	else
-		els = $('.blockUI', el);
-
-	if (full)
-		pageBlock = pageBlockEls = null;
-
-	if (opts.fadeOut) {
-		els.fadeOut(opts.fadeOut);
-		setTimeout(function() { reset(els,data,opts,el); }, opts.fadeOut);
-	}
-	else
-		reset(els, data, opts, el);
-};
-
-// move blocking element back into the DOM where it started
-function reset(els,data,opts,el) {
-	els.each(function(i,o) {
-		// remove via DOM calls so we don't lose event handlers
-		if (this.parentNode)
-			this.parentNode.removeChild(this);
-	});
-
-	if (data && data.el) {
-		data.el.style.display = data.display;
-		data.el.style.position = data.position;
-		if (data.parent)
-			data.parent.appendChild(data.el);
-		$(el).removeData('blockUI.history');
-	}
-
-	if (typeof opts.onUnblock == 'function')
-		opts.onUnblock(el,opts);
-};
-
-// bind/unbind the handler
-function bind(b, el, opts) {
-	var full = el == window, $el = $(el);
-
-	// don't bother unbinding if there is nothing to unbind
-	if (!b && (full && !pageBlock || !full && !$el.data('blockUI.isBlocked')))
-		return;
-	if (!full)
-		$el.data('blockUI.isBlocked', b);
-
-	// don't bind events when overlay is not in use or if bindEvents is false
-	if (!opts.bindEvents || (b && !opts.showOverlay)) 
-		return;
-
-	// bind anchors and inputs for mouse and key events
-	var events = 'mousedown mouseup keydown keypress';
-	b ? $(document).bind(events, opts, handler) : $(document).unbind(events, handler);
-
-// former impl...
-//	   var $e = $('a,:input');
-//	   b ? $e.bind(events, opts, handler) : $e.unbind(events, handler);
-};
-
-// event handler to suppress keyboard/mouse events when blocking
-function handler(e) {
-	// allow tab navigation (conditionally)
-	if (e.keyCode && e.keyCode == 9) {
-		if (pageBlock && e.data.constrainTabKey) {
-			var els = pageBlockEls;
-			var fwd = !e.shiftKey && e.target == els[els.length-1];
-			var back = e.shiftKey && e.target == els[0];
-			if (fwd || back) {
-				setTimeout(function(){focus(back)},10);
-				return false;
-			}
-		}
-	}
-	// allow events within the message content
-	if ($(e.target).parents('div.blockMsg').length > 0)
-		return true;
-
-	// allow events for content that is not being blocked
-	return $(e.target).parents().children().filter('div.blockUI').length == 0;
-};
-
-function focus(back) {
-	if (!pageBlockEls)
-		return;
-	var e = pageBlockEls[back===true ? pageBlockEls.length-1 : 0];
-	if (e)
-		e.focus();
-};
-
-function center(el, x, y) {
-	var p = el.parentNode, s = el.style;
-	var l = ((p.offsetWidth - el.offsetWidth)/2) - sz(p,'borderLeftWidth');
-	var t = ((p.offsetHeight - el.offsetHeight)/2) - sz(p,'borderTopWidth');
-	if (x) s.left = l > 0 ? (l+'px') : '0';
-	if (y) s.top  = t > 0 ? (t+'px') : '0';
-};
-
-function sz(el, p) {
-	return parseInt($.css(el,p))||0;
-};
-
-})(jQuery);
+/*!
+ * jQuery blockUI plugin
+ * Version 2.31 (06-JAN-2010)
+ * @requires jQuery v1.2.3 or later
+ *
+ * Examples at: http://malsup.com/jquery/block/
+ * Copyright (c) 2007-2008 M. Alsup
+ * Dual licensed under the MIT and GPL licenses:
+ * http://www.opensource.org/licenses/mit-license.php
+ * http://www.gnu.org/licenses/gpl.html
+ *
+ * Thanks to Amir-Hossein Sobhi for some excellent contributions!
+ */
+
+;(function($) {
+
+if (/1\.(0|1|2)\.(0|1|2)/.test($.fn.jquery) || /^1.1/.test($.fn.jquery)) {
+	alert('blockUI requires jQuery v1.2.3 or later!  You are using v' + $.fn.jquery);
+	return;
+}
+
+$.fn._fadeIn = $.fn.fadeIn;
+
+var noOp = function() {};
+
+// this bit is to ensure we don't call setExpression when we shouldn't (with extra muscle to handle
+// retarded userAgent strings on Vista)
+var mode = document.documentMode || 0;
+var setExpr = $.browser.msie && (($.browser.version < 8 && !mode) || mode < 8);
+var ie6 = $.browser.msie && /MSIE 6.0/.test(navigator.userAgent) && !mode;
+
+// global $ methods for blocking/unblocking the entire page
+$.blockUI   = function(opts) { install(window, opts); };
+$.unblockUI = function(opts) { remove(window, opts); };
+
+// convenience method for quick growl-like notifications  (http://www.google.com/search?q=growl)
+$.growlUI = function(title, message, timeout, onClose) {
+	var $m = $('');
+	if (title) $m.append(''+title+'
');
+	if (message) $m.append(''+message+'
');
+	if (timeout == undefined) timeout = 3000;
+	$.blockUI({
+		message: $m, fadeIn: 700, fadeOut: 1000, centerY: false,
+		timeout: timeout, showOverlay: false,
+		onUnblock: onClose,
+		css: $.blockUI.defaults.growlCSS
+	});
+};
+
+// plugin method for blocking element content
+$.fn.block = function(opts) {
+	return this.unblock({ fadeOut: 0 }).each(function() {
+		if ($.css(this,'position') == 'static')
+			this.style.position = 'relative';
+		if ($.browser.msie)
+			this.style.zoom = 1; // force 'hasLayout'
+		install(this, opts);
+	});
+};
+
+// plugin method for unblocking element content
+$.fn.unblock = function(opts) {
+	return this.each(function() {
+		remove(this, opts);
+	});
+};
+
+$.blockUI.version = 2.31; // 2nd generation blocking at no extra cost!
+
+// override these in your code to change the default behavior and style
+$.blockUI.defaults = {
+	// message displayed when blocking (use null for no message)
+	message:  'Please wait...
',
+
+	title: null,	  // title string; only used when theme == true
+	draggable: true,  // only used when theme == true (requires jquery-ui.js to be loaded)
+
+	theme: false, // set to true to use with jQuery UI themes
+
+	// styles for the message when blocking; if you wish to disable
+	// these and use an external stylesheet then do this in your code:
+	// $.blockUI.defaults.css = {};
+	css: {
+		padding:	0,
+		margin:		0,
+		width:		'30%',
+		top:		'40%',
+		left:		'35%',
+		textAlign:	'center',
+		color:		'#000',
+		border:		'3px solid #aaa',
+		backgroundColor:'#fff',
+		cursor:		'wait'
+	},
+
+	// minimal style set used when themes are used
+	themedCSS: {
+		width:	'30%',
+		top:	'40%',
+		left:	'35%'
+	},
+
+	// styles for the overlay
+	overlayCSS:  {
+		backgroundColor: '#000',
+		opacity:	  	 0.6,
+		cursor:		  	 'wait'
+	},
+
+	// styles applied when using $.growlUI
+	growlCSS: {
+		width:  	'350px',
+		top:		'10px',
+		left:   	'',
+		right:  	'10px',
+		border: 	'none',
+		padding:	'5px',
+		opacity:	0.6,
+		cursor: 	'default',
+		color:		'#fff',
+		backgroundColor: '#000',
+		'-webkit-border-radius': '10px',
+		'-moz-border-radius':	 '10px'
+	},
+
+	// IE issues: 'about:blank' fails on HTTPS and javascript:false is s-l-o-w
+	// (hat tip to Jorge H. N. de Vasconcelos)
+	iframeSrc: /^https/i.test(window.location.href || '') ? 'javascript:false' : 'about:blank',
+
+	// force usage of iframe in non-IE browsers (handy for blocking applets)
+	forceIframe: false,
+
+	// z-index for the blocking overlay
+	baseZ: 1000,
+
+	// set these to true to have the message automatically centered
+	centerX: true, // <-- only effects element blocking (page block controlled via css above)
+	centerY: true,
+
+	// allow body element to be stetched in ie6; this makes blocking look better
+	// on "short" pages.  disable if you wish to prevent changes to the body height
+	allowBodyStretch: true,
+
+	// enable if you want key and mouse events to be disabled for content that is blocked
+	bindEvents: true,
+
+	// be default blockUI will supress tab navigation from leaving blocking content
+	// (if bindEvents is true)
+	constrainTabKey: true,
+
+	// fadeIn time in millis; set to 0 to disable fadeIn on block
+	fadeIn:  200,
+
+	// fadeOut time in millis; set to 0 to disable fadeOut on unblock
+	fadeOut:  400,
+
+	// time in millis to wait before auto-unblocking; set to 0 to disable auto-unblock
+	timeout: 0,
+
+	// disable if you don't want to show the overlay
+	showOverlay: true,
+
+	// if true, focus will be placed in the first available input field when
+	// page blocking
+	focusInput: true,
+
+	// suppresses the use of overlay styles on FF/Linux (due to performance issues with opacity)
+	applyPlatformOpacityRules: true,
+
+	// callback method invoked when fadeIn has completed and blocking message is visible
+	onBlock: null,
+
+	// callback method invoked when unblocking has completed; the callback is
+	// passed the element that has been unblocked (which is the window object for page
+	// blocks) and the options that were passed to the unblock call:
+	//	 onUnblock(element, options)
+	onUnblock: null,
+
+	// don't ask; if you really must know: http://groups.google.com/group/jquery-en/browse_thread/thread/36640a8730503595/2f6a79a77a78e493#2f6a79a77a78e493
+	quirksmodeOffsetHack: 4
+};
+
+// private data and functions follow...
+
+var pageBlock = null;
+var pageBlockEls = [];
+
+function install(el, opts) {
+	var full = (el == window);
+	var msg = opts && opts.message !== undefined ? opts.message : undefined;
+	opts = $.extend({}, $.blockUI.defaults, opts || {});
+	opts.overlayCSS = $.extend({}, $.blockUI.defaults.overlayCSS, opts.overlayCSS || {});
+	var css = $.extend({}, $.blockUI.defaults.css, opts.css || {});
+	var themedCSS = $.extend({}, $.blockUI.defaults.themedCSS, opts.themedCSS || {});
+	msg = msg === undefined ? opts.message : msg;
+
+	// remove the current block (if there is one)
+	if (full && pageBlock)
+		remove(window, {fadeOut:0});
+
+	// if an existing element is being used as the blocking content then we capture
+	// its current place in the DOM (and current display style) so we can restore
+	// it when we unblock
+	if (msg && typeof msg != 'string' && (msg.parentNode || msg.jquery)) {
+		var node = msg.jquery ? msg[0] : msg;
+		var data = {};
+		$(el).data('blockUI.history', data);
+		data.el = node;
+		data.parent = node.parentNode;
+		data.display = node.style.display;
+		data.position = node.style.position;
+		if (data.parent)
+			data.parent.removeChild(node);
+	}
+
+	var z = opts.baseZ;
+
+	// blockUI uses 3 layers for blocking, for simplicity they are all used on every platform;
+	// layer1 is the iframe layer which is used to supress bleed through of underlying content
+	// layer2 is the overlay layer which has opacity and a wait cursor (by default)
+	// layer3 is the message content that is displayed while blocking
+
+	var lyr1 = ($.browser.msie || opts.forceIframe)
+		? $('')
+		: $('');
+	var lyr2 = $('');
+
+	var lyr3;
+	if (opts.theme && full) {
+		var s = '';
+		lyr3 = $(s);
+	}
+	else {
+		lyr3 = full ? $('')
+					: $('');
+	}
+
+	// if we have a message, style it
+	if (msg) {
+		if (opts.theme) {
+			lyr3.css(themedCSS);
+			lyr3.addClass('ui-widget-content');
+		}
+		else
+			lyr3.css(css);
+	}
+
+	// style the overlay
+	if (!opts.applyPlatformOpacityRules || !($.browser.mozilla && /Linux/.test(navigator.platform)))
+		lyr2.css(opts.overlayCSS);
+	lyr2.css('position', full ? 'fixed' : 'absolute');
+
+	// make iframe layer transparent in IE
+	if ($.browser.msie || opts.forceIframe)
+		lyr1.css('opacity',0.0);
+
+	//$([lyr1[0],lyr2[0],lyr3[0]]).appendTo(full ? 'body' : el);
+	var layers = [lyr1,lyr2,lyr3], $par = full ? $('body') : $(el);
+	$.each(layers, function() {
+		this.appendTo($par);
+	});
+
+	if (opts.theme && opts.draggable && $.fn.draggable) {
+		lyr3.draggable({
+			handle: '.ui-dialog-titlebar',
+			cancel: 'li'
+		});
+	}
+
+	// ie7 must use absolute positioning in quirks mode and to account for activex issues (when scrolling)
+	var expr = setExpr && (!$.boxModel || $('object,embed', full ? null : el).length > 0);
+	if (ie6 || expr) {
+		// give body 100% height
+		if (full && opts.allowBodyStretch && $.boxModel)
+			$('html,body').css('height','100%');
+
+		// fix ie6 issue when blocked element has a border width
+		if ((ie6 || !$.boxModel) && !full) {
+			var t = sz(el,'borderTopWidth'), l = sz(el,'borderLeftWidth');
+			var fixT = t ? '(0 - '+t+')' : 0;
+			var fixL = l ? '(0 - '+l+')' : 0;
+		}
+
+		// simulate fixed position
+		$.each([lyr1,lyr2,lyr3], function(i,o) {
+			var s = o[0].style;
+			s.position = 'absolute';
+			if (i < 2) {
+				full ? s.setExpression('height','Math.max(document.body.scrollHeight, document.body.offsetHeight) - (jQuery.boxModel?0:'+opts.quirksmodeOffsetHack+') + "px"')
+					 : s.setExpression('height','this.parentNode.offsetHeight + "px"');
+				full ? s.setExpression('width','jQuery.boxModel && document.documentElement.clientWidth || document.body.clientWidth + "px"')
+					 : s.setExpression('width','this.parentNode.offsetWidth + "px"');
+				if (fixL) s.setExpression('left', fixL);
+				if (fixT) s.setExpression('top', fixT);
+			}
+			else if (opts.centerY) {
+				if (full) s.setExpression('top','(document.documentElement.clientHeight || document.body.clientHeight) / 2 - (this.offsetHeight / 2) + (blah = document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + "px"');
+				s.marginTop = 0;
+			}
+			else if (!opts.centerY && full) {
+				var top = (opts.css && opts.css.top) ? parseInt(opts.css.top) : 0;
+				var expression = '((document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop) + '+top+') + "px"';
+				s.setExpression('top',expression);
+			}
+		});
+	}
+
+	// show the message
+	if (msg) {
+		if (opts.theme)
+			lyr3.find('.ui-widget-content').append(msg);
+		else
+			lyr3.append(msg);
+		if (msg.jquery || msg.nodeType)
+			$(msg).show();
+	}
+
+	if (($.browser.msie || opts.forceIframe) && opts.showOverlay)
+		lyr1.show(); // opacity is zero
+	if (opts.fadeIn) {
+		var cb = opts.onBlock ? opts.onBlock : noOp;
+		var cb1 = (opts.showOverlay && !msg) ? cb : noOp;
+		var cb2 = msg ? cb : noOp;
+		if (opts.showOverlay)
+			lyr2._fadeIn(opts.fadeIn, cb1);
+		if (msg)
+			lyr3._fadeIn(opts.fadeIn, cb2);
+	}
+	else {
+		if (opts.showOverlay)
+			lyr2.show();
+		if (msg)
+			lyr3.show();
+		if (opts.onBlock)
+			opts.onBlock();
+	}
+
+	// bind key and mouse events
+	bind(1, el, opts);
+
+	if (full) {
+		pageBlock = lyr3[0];
+		pageBlockEls = $(':input:enabled:visible',pageBlock);
+		if (opts.focusInput)
+			setTimeout(focus, 20);
+	}
+	else
+		center(lyr3[0], opts.centerX, opts.centerY);
+
+	if (opts.timeout) {
+		// auto-unblock
+		var to = setTimeout(function() {
+			full ? $.unblockUI(opts) : $(el).unblock(opts);
+		}, opts.timeout);
+		$(el).data('blockUI.timeout', to);
+	}
+};
+
+// remove the block
+function remove(el, opts) {
+	var full = (el == window);
+	var $el = $(el);
+	var data = $el.data('blockUI.history');
+	var to = $el.data('blockUI.timeout');
+	if (to) {
+		clearTimeout(to);
+		$el.removeData('blockUI.timeout');
+	}
+	opts = $.extend({}, $.blockUI.defaults, opts || {});
+	bind(0, el, opts); // unbind events
+
+	var els;
+	if (full) // crazy selector to handle odd field errors in ie6/7
+		els = $('body').children().filter('.blockUI').add('body > .blockUI');
+	else
+		els = $('.blockUI', el);
+
+	if (full)
+		pageBlock = pageBlockEls = null;
+
+	if (opts.fadeOut) {
+		els.fadeOut(opts.fadeOut);
+		setTimeout(function() { reset(els,data,opts,el); }, opts.fadeOut);
+	}
+	else
+		reset(els, data, opts, el);
+};
+
+// move blocking element back into the DOM where it started
+function reset(els,data,opts,el) {
+	els.each(function(i,o) {
+		// remove via DOM calls so we don't lose event handlers
+		if (this.parentNode)
+			this.parentNode.removeChild(this);
+	});
+
+	if (data && data.el) {
+		data.el.style.display = data.display;
+		data.el.style.position = data.position;
+		if (data.parent)
+			data.parent.appendChild(data.el);
+		$(el).removeData('blockUI.history');
+	}
+
+	if (typeof opts.onUnblock == 'function')
+		opts.onUnblock(el,opts);
+};
+
+// bind/unbind the handler
+function bind(b, el, opts) {
+	var full = el == window, $el = $(el);
+
+	// don't bother unbinding if there is nothing to unbind
+	if (!b && (full && !pageBlock || !full && !$el.data('blockUI.isBlocked')))
+		return;
+	if (!full)
+		$el.data('blockUI.isBlocked', b);
+
+	// don't bind events when overlay is not in use or if bindEvents is false
+	if (!opts.bindEvents || (b && !opts.showOverlay))
+		return;
+
+	// bind anchors and inputs for mouse and key events
+	var events = 'mousedown mouseup keydown keypress';
+	b ? $(document).bind(events, opts, handler) : $(document).unbind(events, handler);
+
+// former impl...
+//	   var $e = $('a,:input');
+//	   b ? $e.bind(events, opts, handler) : $e.unbind(events, handler);
+};
+
+// event handler to suppress keyboard/mouse events when blocking
+function handler(e) {
+	// allow tab navigation (conditionally)
+	if (e.keyCode && e.keyCode == 9) {
+		if (pageBlock && e.data.constrainTabKey) {
+			var els = pageBlockEls;
+			var fwd = !e.shiftKey && e.target == els[els.length-1];
+			var back = e.shiftKey && e.target == els[0];
+			if (fwd || back) {
+				setTimeout(function(){focus(back)},10);
+				return false;
+			}
+		}
+	}
+	// allow events within the message content
+	if ($(e.target).parents('div.blockMsg').length > 0)
+		return true;
+
+	// allow events for content that is not being blocked
+	return $(e.target).parents().children().filter('div.blockUI').length == 0;
+};
+
+function focus(back) {
+	if (!pageBlockEls)
+		return;
+	var e = pageBlockEls[back===true ? pageBlockEls.length-1 : 0];
+	if (e)
+		e.focus();
+};
+
+function center(el, x, y) {
+	var p = el.parentNode, s = el.style;
+	var l = ((p.offsetWidth - el.offsetWidth)/2) - sz(p,'borderLeftWidth');
+	var t = ((p.offsetHeight - el.offsetHeight)/2) - sz(p,'borderTopWidth');
+	if (x) s.left = l > 0 ? (l+'px') : '0';
+	if (y) s.top  = t > 0 ? (t+'px') : '0';
+};
+
+function sz(el, p) {
+	return parseInt($.css(el,p))||0;
+};
+
+})(jQuery);
\ No newline at end of file