View file wordpress/wp-includes/js/tinymce/plugins/paste/blank.htm
<html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>blank_page</title> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <script language="javascript"> function init() { document.body.contentEditable = true; document.designMode = 'on'; parent.initIframe(document); window.focus(); } </script> <link href="css/blank.css" rel="stylesheet" type="text/css" /> <base target="_self" /> </head> <body onload="init();"> </body> </html>