X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=_source%2Fplugins%2Fwysiwygarea%2Fplugin.js;h=df2fd07968a1d1aa33943449699d529fe3cf0f6c;hb=614511639979907ceb0da3614122a4d8eb963ad4;hp=ed278c712f41ea6e557589e21fc35b17e4dcf826;hpb=f8fc585c18d287eb325c575596d183122486b641;p=ckeditor.git

diff --git a/_source/plugins/wysiwygarea/plugin.js b/_source/plugins/wysiwygarea/plugin.js
index ed278c7..df2fd07 100644
--- a/_source/plugins/wysiwygarea/plugin.js
+++ b/_source/plugins/wysiwygarea/plugin.js
@@ -14,17 +14,37 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 	var nonExitableElementNames = { table:1,pre:1 };
 
 	// Matching an empty paragraph at the end of document.
-	var emptyParagraphRegexp = /\s*<(p|div|address|h\d|center)[^>]*>\s*(?:<br[^>]*>|&nbsp;|\u00A0|&#160;)?\s*(:?<\/\1>)?\s*(?=$|<\/body>)/gi;
+	var emptyParagraphRegexp = /(^|<body\b[^>]*>)\s*<(p|div|address|h\d|center)[^>]*>\s*(?:<br[^>]*>|&nbsp;|\u00A0|&#160;)?\s*(:?<\/\2>)?\s*(?=$|<\/body>)/gi;
+
+	var notWhitespaceEval = CKEDITOR.dom.walker.whitespaces( true );
+
+	// Elements that could have empty new line around, including table, pre-formatted block, hr, page-break. (#6554)
+	function nonExitable( element )
+	{
+		return ( element.getName() in nonExitableElementNames )
+				|| element.isBlockBoundary() && CKEDITOR.dtd.$empty[ element.getName() ];
+	}
+
+	function checkReadOnly( selection )
+	{
+		if ( selection.getType() == CKEDITOR.SELECTION_ELEMENT )
+			return selection.getSelectedElement().isReadOnly();
+		else
+			return selection.getCommonAncestor().isReadOnly();
+	}
 
 	function onInsertHtml( evt )
 	{
 		if ( this.mode == 'wysiwyg' )
 		{
 			this.focus();
-			this.fire( 'saveSnapshot' );
 
-			var selection = this.getSelection(),
-				data = evt.data;
+			var selection = this.getSelection();
+			if ( checkReadOnly( selection ) )
+				return;
+
+			var data = evt.data;
+			this.fire( 'saveSnapshot' );
 
 			if ( this.dataProcessor )
 				data = this.dataProcessor.toHtml( data );
@@ -37,9 +57,34 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 					selection.unlock();
 
 				var $sel = selection.getNative();
+
+				// Delete control selections to avoid IE bugs on pasteHTML.
 				if ( $sel.type == 'Control' )
 					$sel.clear();
-				$sel.createRange().pasteHTML( data );
+				else if  ( selection.getType() == CKEDITOR.SELECTION_TEXT )
+				{
+					// Due to IE bugs on handling contenteditable=false blocks
+					// (#6005), we need to make some checks and eventually
+					// delete the selection first.
+
+					var range = selection.getRanges()[0],
+						endContainer = range && range.endContainer;
+
+					if ( endContainer &&
+ 						 endContainer.type == CKEDITOR.NODE_ELEMENT &&
+ 						 endContainer.getAttribute( 'contenteditable' ) == 'false' &&
+						 range.checkBoundaryOfElement( endContainer, CKEDITOR.END ) )
+					{
+						range.setEndAfter( range.endContainer );
+						range.deleteContents();
+					}
+				}
+
+				try
+				{
+					$sel.createRange().pasteHTML( data );
+				}
+				catch (e) {}
 
 				if ( selIsLocked )
 					this.getSelection().lock();
@@ -47,6 +92,16 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 			else
 				this.document.$.execCommand( 'inserthtml', false, data );
 
+			// Webkit does not scroll to the cursor position after pasting (#5558)
+			if ( CKEDITOR.env.webkit )
+			{
+				this.document.$.execCommand( 'inserthtml', false, '<span id="cke_paste_marker" cke_temp="1"></span>' );
+				var marker = this.document.getById( 'cke_paste_marker' );
+				marker.scrollIntoView();
+				marker.remove();
+				marker = null;
+			}
+
 			CKEDITOR.tools.setTimeout( function()
 				{
 					this.fire( 'saveSnapshot' );
@@ -59,15 +114,18 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 		if ( this.mode == 'wysiwyg' )
 		{
 			this.focus();
+
+			var selection = this.getSelection();
+			if ( checkReadOnly( selection ) )
+				return;
+
 			this.fire( 'saveSnapshot' );
 
-			var element = evt.data,
+			var ranges = selection.getRanges(),
+				element = evt.data,
 				elementName = element.getName(),
 				isBlock = CKEDITOR.dtd.$block[ elementName ];
 
-			var selection = this.getSelection(),
-				ranges = selection.getRanges();
-
 			var selIsLocked = selection.isLocked;
 
 			if ( selIsLocked )
@@ -82,14 +140,14 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 				// Remove the original contents.
 				range.deleteContents();
 
-				clone = !i && element || element.clone( true );
+				clone = !i && element || element.clone( 1 );
 
 				// If we're inserting a block at dtd-violated position, split
 				// the parent blocks until we reach blockLimit.
 				var current, dtd;
 				if ( isBlock )
 				{
-					while ( ( current = range.getCommonAncestor( false, true ) )
+					while ( ( current = range.getCommonAncestor( 0, 1 ) )
 							&& ( dtd = CKEDITOR.dtd[ current.getName() ] )
 							&& !( dtd && dtd [ elementName ] ) )
 					{
@@ -121,9 +179,17 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 
 			range.moveToPosition( lastElement, CKEDITOR.POSITION_AFTER_END );
 
-			var next = lastElement.getNextSourceNode( true );
-			if ( next && next.type == CKEDITOR.NODE_ELEMENT )
-				range.moveToElementEditStart( next );
+			// If we're inserting a block element immediatelly followed by
+			// another block element, the selection must move there. (#3100,#5436)
+			if ( isBlock )
+			{
+				var next = lastElement.getNext( notWhitespaceEval ),
+					nextName = next && next.type == CKEDITOR.NODE_ELEMENT && next.getName();
+
+				// Check if it's a block element that accepts text.
+				if ( nextName && CKEDITOR.dtd.$block[ nextName ] && CKEDITOR.dtd[ nextName ]['#'] )
+					range.moveToElementEditStart( next );
+			}
 
 			selection.selectRanges( [ range ] );
 
@@ -144,7 +210,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 	function restoreDirty( editor )
 	{
 		if ( !editor.checkDirty() )
-			setTimeout( function(){ editor.resetDirty(); } );
+			setTimeout( function(){ editor.resetDirty(); }, 0 );
 	}
 
 	var isNotWhitespace = CKEDITOR.dom.walker.whitespaces( true ),
@@ -177,6 +243,43 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 
 	isNotWhitespace = CKEDITOR.dom.walker.whitespaces( true );
 
+	// Gecko need a key event to 'wake up' the editing
+	// ability when document is empty.(#3864, #5781)
+	function activateEditing( editor )
+	{
+		var win = editor.window,
+			doc = editor.document,
+			body = editor.document.getBody(),
+			bodyChildsNum = body.getChildren().count();
+
+		if ( !bodyChildsNum || ( bodyChildsNum == 1&& body.getFirst().hasAttribute( '_moz_editor_bogus_node' ) ) )
+		{
+			restoreDirty( editor );
+
+			// Memorize scroll position to restore it later (#4472).
+			var hostDocument = editor.element.getDocument();
+			var hostDocumentElement = hostDocument.getDocumentElement();
+			var scrollTop = hostDocumentElement.$.scrollTop;
+			var scrollLeft = hostDocumentElement.$.scrollLeft;
+
+			// Simulating keyboard character input by dispatching a keydown of white-space text.
+			var keyEventSimulate = doc.$.createEvent( "KeyEvents" );
+			keyEventSimulate.initKeyEvent( 'keypress', true, true, win.$, false,
+				false, false, false, 0, 32 );
+			doc.$.dispatchEvent( keyEventSimulate );
+
+			if ( scrollTop != hostDocumentElement.$.scrollTop || scrollLeft != hostDocumentElement.$.scrollLeft )
+				hostDocument.getWindow().$.scrollTo( scrollLeft, scrollTop );
+
+			// Restore the original document status by placing the cursor before a bogus br created (#5021).
+			bodyChildsNum && body.getFirst().remove();
+			doc.getBody().appendBogus();
+			var nativeRange = new CKEDITOR.dom.range( doc );
+			nativeRange.setStartAt( body , CKEDITOR.POSITION_AFTER_START );
+			nativeRange.select();
+		}
+	}
+
 	/**
 	 *  Auto-fixing block-less content by wrapping paragraph (#3190), prevent
 	 *  non-exitable-block by padding extra br.(#3189)
@@ -191,6 +294,8 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 			body = editor.document.getBody(),
 			enterMode = editor.config.enterMode;
 
+		CKEDITOR.env.gecko && activateEditing( editor );
+
 		// When enterMode set to block, we'll establing new paragraph only if we're
 		// selecting inline contents right under body. (#3657)
 		if ( enterMode != CKEDITOR.ENTER_BR
@@ -216,20 +321,25 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 			// block, we should revert the fix and move into the existed one. (#3684)
 			if ( isBlankParagraph( fixedBlock ) )
 			{
-				var previousElement = fixedBlock.getPrevious( isNotWhitespace ),
-					nextElement = fixedBlock.getNext( isNotWhitespace );
-
-				if ( previousElement && previousElement.getName
-					 && !( previousElement.getName() in nonExitableElementNames )
-					 && isBlankParagraph( previousElement )
-					 && range.moveToElementEditStart( previousElement )
-					 || nextElement && nextElement.getName
-						&& !( nextElement.getName() in nonExitableElementNames )
-						&& isBlankParagraph( nextElement )
-						&& range.moveToElementEditStart( nextElement ) )
+				var element = fixedBlock.getNext( isNotWhitespace );
+				if ( element &&
+					 element.type == CKEDITOR.NODE_ELEMENT &&
+					 !nonExitable( element ) )
 				{
+					range.moveToElementEditStart( element );
 					fixedBlock.remove();
 				}
+				else
+				{
+					element = fixedBlock.getPrevious( isNotWhitespace );
+					if ( element &&
+						 element.type == CKEDITOR.NODE_ELEMENT &&
+						 !nonExitable( element ) )
+					{
+						range.moveToElementEditEnd( element );
+						fixedBlock.remove();
+					}
+				}
 			}
 
 			range.select();
@@ -323,6 +433,10 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
   							' allowTransparency="true"' +
   							'></iframe>' );
 
+						// Running inside of Firefox chrome the load event doesn't bubble like in a normal page (#5689)
+						if ( document.location.protocol == 'chrome:' )
+							CKEDITOR.event.useCapture = true;
+
 						// With FF, it's better to load the data on iframe.load. (#3894,#4058)
 						iframe.on( 'load', function( ev )
 							{
@@ -337,7 +451,34 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 								doc.close();
 							});
 
+						// Reset adjustment back to default (#5689)
+						if ( document.location.protocol == 'chrome:' )
+							CKEDITOR.event.useCapture = false;
+
+						// The container must be visible when creating the iframe in FF (#5956)
+						var element = editor.element,
+							isHidden = CKEDITOR.env.gecko && !element.isVisible(),
+							previousStyles = {};
+						if ( isHidden )
+						{
+							element.show();
+							previousStyles = {
+								position : element.getStyle( 'position' ),
+								top : element.getStyle( 'top' )
+							};
+							element.setStyles( { position : 'absolute', top : '-3000px' } );
+						}
+
 						mainElement.append( iframe );
+
+						if ( isHidden )
+						{
+							setTimeout( function()
+							{
+								element.hide();
+								element.setStyles( previousStyles );
+							}, 1000 );
+						}
 					};
 
 					// The script that launches the bootstrap logic on 'domReady', so the document
@@ -395,35 +536,9 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 							}, 0 );
 						}
 
-						// Gecko need a key event to 'wake up' the editing
-						// ability when document is empty.(#3864)
-						if ( CKEDITOR.env.gecko && !body.childNodes.length )
-						{
-							setTimeout( function()
-							{
-								restoreDirty( editor );
-
-								// Simulating keyboard character input by dispatching a keydown of white-space text.
-								var keyEventSimulate = domDocument.$.createEvent( "KeyEvents" );
-								keyEventSimulate.initKeyEvent( 'keypress', true, true, domWindow.$, false,
-									false, false, false, 0, 32 );
-								domDocument.$.dispatchEvent( keyEventSimulate );
-
-								// Restore the original document status by placing the cursor before a bogus br created (#5021).
-								domDocument.createElement( 'br', { attributes: { '_moz_editor_bogus_node' : 'TRUE', '_moz_dirty' : "" } } )
-									.replace( domDocument.getBody().getFirst() );
-								var nativeRange = new CKEDITOR.dom.range( domDocument );
-								nativeRange.setStartAt( new CKEDITOR.dom.element( body ) , CKEDITOR.POSITION_AFTER_START );
-								nativeRange.select();
-							}, 0 );
-						}
-
-						// IE, Opera and Safari may not support it and throw
-						// errors.
-						try { domDocument.execCommand( 'enableObjectResizing', false, !editor.config.disableObjectResizing ) ; } catch(e) {}
-						try { domDocument.execCommand( 'enableInlineTableEditing', false, !editor.config.disableNativeTableHandles ) ; } catch(e) {}
+						CKEDITOR.env.gecko && CKEDITOR.tools.setTimeout( activateEditing, 0, null, editor );
 
-						domWindow	= editor.window		= new CKEDITOR.dom.window( domWindow );
+						domWindow	= editor.window	= new CKEDITOR.dom.window( domWindow );
 						domDocument	= editor.document	= new CKEDITOR.dom.document( domDocument );
 
 						domDocument.on( 'dblclick', function( evt )
@@ -435,7 +550,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 						});
 
 						// Gecko/Webkit need some help when selecting control type elements. (#3448)
-						if ( !( CKEDITOR.env.ie || CKEDITOR.env.opera) )
+						if ( !( CKEDITOR.env.ie || CKEDITOR.env.opera ) )
 						{
 							domDocument.on( 'mousedown', function( ev )
 							{
@@ -445,6 +560,34 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 							} );
 						}
 
+						if ( CKEDITOR.env.gecko )
+						{
+							domDocument.on( 'mouseup', function( ev )
+							{
+								if ( ev.data.$.button == 2 )
+								{
+									var target = ev.data.getTarget();
+
+									// Prevent right click from selecting an empty block even
+									// when selection is anchored inside it. (#5845)
+									if ( !target.getOuterHtml().replace( emptyParagraphRegexp, '' ) )
+									{
+										var range = new CKEDITOR.dom.range( domDocument );
+										range.moveToElementEditStart( target );
+										range.select( true );
+									}
+								}
+							} );
+						}
+
+						// Prevent the browser opening links in read-only blocks. (#6032)
+						domDocument.on( 'click', function( ev )
+							{
+								ev = ev.data;
+								if ( ev.getTarget().is( 'a' ) && ev.$.button != 2 )
+									ev.preventDefault();
+							});
+
 						// Webkit: avoid from editing form control elements content.
 						if ( CKEDITOR.env.webkit )
 						{
@@ -478,7 +621,8 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 								// the focus.
 								if ( evt.data.getTarget().equals( htmlElement ) )
 								{
-									CKEDITOR.env.gecko && blinkCursor();
+									if ( CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900 )
+										blinkCursor();
 									focusGrabber.focus();
 								}
 							} );
@@ -489,21 +633,24 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 								editor.focusManager.blur();
 							});
 
+						var wasFocused;
+
 						domWindow.on( 'focus', function()
 							{
 								var doc = editor.document;
-								if ( CKEDITOR.env.gecko || CKEDITOR.env.opera )
+
+								if ( CKEDITOR.env.gecko && CKEDITOR.env.version >= 10900 )
+									blinkCursor();
+								else if ( CKEDITOR.env.opera )
 									doc.getBody().focus();
+								// Webkit needs focus for the first time on the HTML element. (#6153)
 								else if ( CKEDITOR.env.webkit )
 								{
-									// Selection will get lost after move focus
-									// to document element, save it first.
-									var sel = editor.getSelection(),
-											type = sel.getType(),
-											range = ( type != CKEDITOR.SELECTION_NONE ) && sel.getRanges()[ 0 ];
-
-									doc.getDocumentElement().focus();
-									range && range.select();
+									if ( !wasFocused )
+									{
+										editor.document.getDocumentElement().focus();
+										wasFocused = 1;
+									}
 								}
 
 								editor.focusManager.focus();
@@ -592,6 +739,10 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 									editor.fire( 'dataReady' );
 								}, 0 );
 
+								// IE, Opera and Safari may not support it and throw errors.
+								try { editor.document.$.execCommand( 'enableObjectResizing', false, !editor.config.disableObjectResizing ) ; } catch(e) {}
+								try { editor.document.$.execCommand( 'enableInlineTableEditing', false, !editor.config.disableNativeTableHandles ) ; } catch(e) {}
+
 								/*
 								 * IE BUG: IE might have rendered the iframe with invisible contents.
 								 * (#3623). Push some inconsequential CSS style changes to force IE to
@@ -707,8 +858,8 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 										config.docType +
 										'<html dir="' + config.contentsLangDirection + '"' +
 											' lang="' + ( config.contentsLanguage || editor.langCode ) + '">' +
-										'<title>' + frameLabel + '</title>' +
 										'<head>' +
+											'<title>' + frameLabel + '</title>' +
 											baseTag +
 											headExtra +
 										'</head>' +
@@ -741,9 +892,9 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 								if ( editor.dataProcessor )
 									data = editor.dataProcessor.toDataFormat( data, fixForBody );
 
-								// Strip the last blank paragraph within document.
+								// Reset empty if the document contains only one empty paragraph.
 								if ( config.ignoreEmptyParagraph )
-									data = data.replace( emptyParagraphRegexp, '' );
+									data = data.replace( emptyParagraphRegexp, function( match, lookback ) { return lookback; } );
 
 								if ( docType )
 									data = docType + '\n' + data;
@@ -773,6 +924,13 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 								editor.document.clearCustomData();
 
 								iframe.clearCustomData();
+
+								/*
+								* IE BUG: When destroying editor DOM with the selection remains inside
+								* editing area would break IE7/8's selection system, we have to put the editing
+								* iframe offline first. (#3812 and #5441)
+								*/
+								iframe.remove();
 							},
 
 							unload : function( holderElement )
@@ -788,7 +946,18 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 							{
 								if ( isLoadingData )
 									isPendingFocus = true;
-								else if ( editor.window )
+								// Temporary solution caused by #6025, supposed be unified by #6154.
+								else if ( CKEDITOR.env.opera && editor.document )
+								{
+									// Required for Opera when switching focus
+									// from another iframe, e.g. panels. (#6444)
+									var iframe = editor.window.$.frameElement;
+									iframe.blur(), iframe.focus();
+									editor.document.getBody().focus();
+
+									editor.selectionChange();
+								}
+								else if ( !CKEDITOR.env.opera && editor.window )
 								{
 									editor.window.focus();
 
@@ -806,7 +975,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 			var titleBackup;
 			// Setting voice label as window title, backup the original one
 			// and restore it before running into use.
-			editor.on( 'contentDom', function ()
+			editor.on( 'contentDom', function()
 				{
 					var title = editor.document.getElementsByTag( 'title' ).getItem( 0 );
 					title.setAttribute( '_cke_title', editor.document.$.title );
@@ -815,17 +984,45 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 
 			// IE8 stricts mode doesn't have 'contentEditable' in effect
 			// on element unless it has layout. (#5562)
-			if ( CKEDITOR.env.ie8 )
+			if ( CKEDITOR.env.ie8Compat )
+			{
 				editor.addCss( 'html.CSS1Compat [contenteditable=false]{ min-height:0 !important;}' );
 
+				var selectors = [];
+				for ( var tag in CKEDITOR.dtd.$removeEmpty )
+					selectors.push( 'html.CSS1Compat ' + tag + '[contenteditable=false]' );
+				editor.addCss( selectors.join( ',' ) + '{ display:inline-block;}' );
+			}
+			// Set the HTML style to 100% to have the text cursor in affect (#6341)
+			else if ( CKEDITOR.env.gecko )
+				editor.addCss( 'html { height: 100% !important; }' );
+
 			// Switch on design mode for a short while and close it after then.
-			function blinkCursor()
+			function blinkCursor( retry )
 			{
-				editor.document.$.designMode = 'on';
-				setTimeout( function ()
-				{
-					editor.document.$.designMode = 'off';
-				}, 50 );
+				CKEDITOR.tools.tryThese(
+					function()
+					{
+						editor.document.$.designMode = 'on';
+						setTimeout( function()
+						{
+							editor.document.$.designMode = 'off';
+							if ( CKEDITOR.currentInstance == editor )
+								editor.document.getBody().focus();
+						}, 50 );
+					},
+					function()
+					{
+						// The above call is known to fail when parent DOM
+						// tree layout changes may break design mode. (#5782)
+						// Refresh the 'contentEditable' is a cue to this.
+						editor.document.$.designMode = 'off';
+						var body = editor.document.getBody();
+						body.setAttribute( 'contentEditable', false );
+						body.setAttribute( 'contentEditable', true );
+						// Try it again once..
+						!retry && blinkCursor( 1 );
+					});
 			}
 
 			// Create an invisible element to grab focus.
@@ -836,7 +1033,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 				{
 					focusGrabber = editor.container.append( CKEDITOR.dom.element.createFromHtml(
 						// Use 'span' instead of anything else to fly under the screen-reader radar. (#5049)
-						'<span tabindex="-1" style="position:absolute; left:-10000" role="presentation"></span>' ) );
+						'<span tabindex="-1" style="position:absolute;" role="presentation"></span>' ) );
 
 					focusGrabber.on( 'focus', function()
 						{
@@ -854,10 +1051,16 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 			editor.on( 'insertElement', function ( evt )
 			{
 				var element = evt.data;
-				if ( element.type = CKEDITOR.NODE_ELEMENT
+				if ( element.type == CKEDITOR.NODE_ELEMENT
 						&& ( element.is( 'input' ) || element.is( 'textarea' ) ) )
 				{
-					element.setAttribute( 'contentEditable', false );
+					if ( !element.isReadOnly() )
+					{
+						element.setAttribute( 'contentEditable', false );
+						// We should flag that the element was locked by our code so
+						// it'll be editable by the editor functions (#6046).
+						element.setCustomData( '_cke_notReadOnly', 1 );
+					}
 				}
 			});
 
@@ -867,7 +1070,7 @@ For licensing, see LICENSE.html or http://ckeditor.com/license
 	// Fixing Firefox 'Back-Forward Cache' break design mode. (#4514)
 	if ( CKEDITOR.env.gecko )
 	{
-		( function ()
+		(function()
 		{
 			var body = document.body;