AJAX core library: possible breaking change, readystatechange functions are now called with the XHR instance as the first parameter, to allow requests to run in parallel. This means much better stability but may break some applets (compatibility hack is included)
(function(){tinymce.create('tinymce.plugins.Preview',{init:function(ed,url){var t=this,css=tinymce.explode(ed.settings.content_css);t.editor=ed;tinymce.each(css,function(u,k){css[k]=ed.documentBaseURI.toAbsolute(u);});ed.addCommand('mcePreview',function(){ed.windowManager.open({file:ed.getParam("plugin_preview_pageurl",url+"/preview.html"),width:parseInt(ed.getParam("plugin_preview_width","550")),height:parseInt(ed.getParam("plugin_preview_height","600")),resizable:"yes",scrollbars:"yes",popup_css:css.join(','),inline:ed.getParam("plugin_preview_inline",1)},{base:ed.documentBaseURI.getURI()});});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};}});tinymce.PluginManager.add('preview',tinymce.plugins.Preview);})();