Fixed the TinyMCE save bug.
(function(){tinymce.create('tinymce.plugins.Preview',{init:function(ed,url){var t=this;t.editor=ed;ed.addCommand('mcePreview',t._preview,t);ed.addButton('preview',{title:'preview.preview_desc',cmd:'mcePreview'});},getInfo:function(){return{longname:'Preview',author:'Moxiecode Systems AB',authorurl:'http://tinymce.moxiecode.com',infourl:'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/preview',version:tinymce.majorVersion+"."+tinymce.minorVersion};},_preview:function(){var ed=this.editor,win,html,c,pos,pos2,css,i,page=ed.getParam("plugin_preview_pageurl",null),w=ed.getParam("plugin_preview_width","550"),h=ed.getParam("plugin_preview_height","600");if(page){ed.windowManager.open({file:ed.getParam("plugin_preview_pageurl",null),width:w,height:h},{resizable:"yes",scrollbars:"yes",inline:1});}else{win=window.open("","mcePreview","menubar=no,toolbar=no,scrollbars=yes,resizable=yes,left=20,top=20,width="+w+",height="+h);html="";c=ed.getContent();pos=c.indexOf('<body');css=ed.getParam("content_css",'').split(',');tinymce.map(css,function(u){return ed.documentBaseURI.toAbsolute(u);});if(pos!=-1){pos=c.indexOf('>',pos);pos2=c.lastIndexOf('</body>');c=c.substring(pos+1,pos2);}html+=ed.getParam('doctype');html+='<html xmlns="http://www.w3.org/1999/xhtml">';html+='<head>';html+='<title>'+ed.getLang('preview.preview_desc')+'</title>';html+='<base href="'+ed.documentBaseURI.getURI()+'" />';html+='<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />';for(i=0;i<css.length;i++)html+='<link href="'+css[i]+'" rel="stylesheet" type="text/css" />';html+='</head>';html+='<body dir="'+ed.getParam("directionality")+'" onload="window.opener.tinymce.EditorManager.get(\''+ed.id+'\').plugins[\'preview\']._onLoad(window,document);">';html+=c;html+='</body>';html+='</html>';win.document.write(html);win.document.close();}},_onLoad:function(w,d){var t=this,nl,i,el=[],sv,ne;t._doc=d;w.writeFlash=t._writeFlash;w.writeShockWave=t._writeShockWave;w.writeQuickTime=t._writeQuickTime;w.writeRealMedia=t._writeRealMedia;w.writeWindowsMedia=t._writeWindowsMedia;w.writeEmbed=t._writeEmbed;nl=d.getElementsByTagName("script");for(i=0;i<nl.length;i++){sv=tinymce.isIE?nl[i].innerHTML:nl[i].firstChild.nodeValue;if(new RegExp('write(Flash|ShockWave|WindowsMedia|QuickTime|RealMedia)\\(.*','g').test(sv))el[el.length]=nl[i];}for(i=0;i<el.length;i++){ne=d.createElement("div");ne.innerHTML=d._embeds[i];el[i].parentNode.insertBefore(ne.firstChild,el[i]);}},_writeFlash:function(p){p.src=this.editor.documentBaseURI.toAbsolute(p.src);TinyMCE_PreviewPlugin._writeEmbed('D27CDB6E-AE6D-11cf-96B8-444553540000','http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0','application/x-shockwave-flash',p);},_writeShockWave:function(p){this.editor.documentBaseURI.toAbsolute(p.src);TinyMCE_PreviewPlugin._writeEmbed('166B1BCA-3F9C-11CF-8075-444553540000','http://download.macromedia.com/pub/shockwave/cabs/director/sw.cab#version=8,5,1,0','application/x-director',p);},_writeQuickTime:function(p){this.editor.documentBaseURI.toAbsolute(p.src);TinyMCE_PreviewPlugin._writeEmbed('02BF25D5-8C17-4B23-BC80-D3488ABDDC6B','http://www.apple.com/qtactivex/qtplugin.cab#version=6,0,2,0','video/quicktime',p);},_writeRealMedia:function(p){this.editor.documentBaseURI.toAbsolute(p.src);TinyMCE_PreviewPlugin._writeEmbed('CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA','http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0','audio/x-pn-realaudio-plugin',p);},_writeWindowsMedia:function(p){this.editor.documentBaseURI.toAbsolute(p.src);p.url=p.src;TinyMCE_PreviewPlugin._writeEmbed('6BF52A52-394A-11D3-B153-00C04F79FAA6','http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701','application/x-mplayer2',p);},_writeEmbed:function(cls,cb,mt,p){var h='',n,d=t._doc,ne,c;h+='<object classid="clsid:'+cls+'" codebase="'+cb+'"';h+=typeof(p.id)!="undefined"?'id="'+p.id+'"':'';h+=typeof(p.name)!="undefined"?'name="'+p.name+'"':'';h+=typeof(p.width)!="undefined"?'width="'+p.width+'"':'';h+=typeof(p.height)!="undefined"?'height="'+p.height+'"':'';h+=typeof(p.align)!="undefined"?'align="'+p.align+'"':'';h+='>';for(n in p)h+='<param name="'+n+'" value="'+p[n]+'">';h+='<embed type="'+mt+'"';for(n in p)h+=n+'="'+p[n]+'" ';h+='></embed></object>';d._embeds[d._embeds.length]=h;}});tinymce.PluginManager.add('preview',tinymce.plugins.Preview);})();