Index: /CKEditor/trunk/CHANGES.html
===================================================================
--- /CKEditor/trunk/CHANGES.html	(revision 5558)
+++ /CKEditor/trunk/CHANGES.html	(revision 5559)
@@ -48,4 +48,5 @@
 		<li><a href="http://dev.fckeditor.net/ticket/5787">#5787</a> : Liststyle plugin wasn't packaged into the core (CKEDITOR.resourceManager.load exception).</li>
 		<li><a href="http://dev.fckeditor.net/ticket/5637">#5637</a> : Fix wrong nesting that generated "&lt;head&gt; must be a child of &lt;html&gt;" warning in Webkit.</li>
+		<li><a href="http://dev.fckeditor.net/ticket/5790">#5790</a> : Internal only attributes output on fullpage &lt;html&gt; tag.</li>
 	</ul>
 	<h3>
Index: /CKEditor/trunk/_source/plugins/htmldataprocessor/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/htmldataprocessor/plugin.js	(revision 5558)
+++ /CKEditor/trunk/_source/plugins/htmldataprocessor/plugin.js	(revision 5559)
@@ -179,4 +179,10 @@
 				},
 
+				html : function( element )
+				{
+					delete element.attributes.contenteditable;
+					delete element.attributes[ 'class' ];
+				},
+				
 				body : function( element )
 				{