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diff --git a/_source/plugins/iframedialog/plugin.js b/_source/plugins/iframedialog/plugin.js
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+++ b/_source/plugins/iframedialog/plugin.js
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+/*
+Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.
+For licensing, see LICENSE.html or http://ckeditor.com/license
+*/
+
+/**
+ * @fileOverview Plugin for making iframe based dialogs.
+ */
+
+CKEDITOR.plugins.add( 'iframedialog',
+{
+	requires : [ 'dialog' ],
+	onLoad : function()
+	{
+		CKEDITOR.dialog.addIframe = function( name, title, src, width, height, onContentLoad )
+		{
+			var element =
+			{
+				type : 'iframe',
+				src : src,
+				width : '100%',
+				height : '100%'
+			};
+
+			if ( typeof( onContentLoad ) == 'function' )
+				element.onContentLoad = onContentLoad;
+
+			var definition =
+			{
+				title : title,
+				minWidth : width,
+				minHeight : height,
+				contents :
+				[
+					{
+						id : 'iframe',
+						label : title,
+						expand : true,
+						elements : [ element ]
+					}
+				]
+			};
+
+			return this.add( name, function(){ return definition; } );
+		};
+
+		(function()
+		{
+			/**
+			 * An iframe element.
+			 * @extends CKEDITOR.ui.dialog.uiElement
+			 * @example
+			 * @constructor
+			 * @param {CKEDITOR.dialog} dialog
+			 * Parent dialog object.
+			 * @param {CKEDITOR.dialog.uiElementDefinition} elementDefinition
+			 * The element definition. Accepted fields:
+			 * <ul>
+			 * 	<li><strong>src</strong> (Required) The src field of the iframe. </li>
+			 * 	<li><strong>width</strong> (Required) The iframe's width.</li>
+			 * 	<li><strong>height</strong> (Required) The iframe's height.</li>
+			 * 	<li><strong>onContentLoad</strong> (Optional) A function to be executed
+			 * 	after the iframe's contents has finished loading.</li>
+			 * </ul>
+			 * @param {Array} htmlList
+			 * List of HTML code to output to.
+			 */
+			var iframeElement = function( dialog, elementDefinition, htmlList )
+			{
+				if ( arguments.length < 3 )
+					return;
+
+				var _ = ( this._ || ( this._ = {} ) ),
+					contentLoad = elementDefinition.onContentLoad && CKEDITOR.tools.bind( elementDefinition.onContentLoad, this ),
+					cssWidth = CKEDITOR.tools.cssLength( elementDefinition.width ),
+					cssHeight = CKEDITOR.tools.cssLength( elementDefinition.height );
+				_.frameId = CKEDITOR.tools.getNextNumber() + '_iframe';
+
+				// IE BUG: Parent container does not resize to contain the iframe automatically.
+				dialog.on( 'load', function()
+					{
+						var iframe = CKEDITOR.document.getById( _.frameId ),
+							parentContainer = iframe.getParent();
+
+						parentContainer.setStyles(
+							{
+								width : cssWidth,
+								height : cssHeight
+							} );
+					} );
+
+				var attributes =
+				{
+					src : '%2',
+					id : _.frameId,
+					frameborder : 0,
+					allowtransparency : true
+				};
+				var myHtml = [];
+
+				if ( typeof( elementDefinition.onContentLoad ) == 'function' )
+					attributes.onload = 'CKEDITOR.tools.callFunction(%1);';
+
+				CKEDITOR.ui.dialog.uiElement.call( this, dialog, elementDefinition, myHtml, 'iframe',
+						{
+							width : cssWidth,
+							height : cssHeight
+						}, attributes, '' );
+
+				// Put a placeholder for the first time.
+				htmlList.push( '<div style="width:' + cssWidth + ';height:' + cssHeight + ';" id="' + this.domId + '"></div>' );
+
+				// Iframe elements should be refreshed whenever it is shown.
+				myHtml = myHtml.join( '' );
+				dialog.on( 'show', function()
+					{
+						var iframe = CKEDITOR.document.getById( _.frameId ),
+							parentContainer = iframe.getParent(),
+							callIndex = CKEDITOR.tools.addFunction( contentLoad ),
+							html = myHtml.replace( '%1', callIndex ).replace( '%2', CKEDITOR.tools.htmlEncode( elementDefinition.src ) );
+						parentContainer.setHtml( html );
+					} );
+			};
+
+			iframeElement.prototype = new CKEDITOR.ui.dialog.uiElement;
+
+			CKEDITOR.dialog.addUIElement( 'iframe',
+				{
+					build : function( dialog, elementDefinition, output )
+					{
+						return new iframeElement( dialog, elementDefinition, output );
+					}
+				} );
+		})();
+	}
+} );