Index: _source/core/htmlparser/element.js
===================================================================
--- _source/core/htmlparser/element.js (revision 6241)
+++ _source/core/htmlparser/element.js (revision )
@@ -35,6 +35,8 @@
this.children = [];
var tagName = attributes[ 'data-cke-real-element-type' ] || name;
+ if ( tagName.indexOf( ':' ) >= 0 )
+ tagName = tagName.split( ':' )[ 1 ];
var dtd = CKEDITOR.dtd,
isBlockLike = !!( dtd.$nonBodyContent[ tagName ] || dtd.$block[ tagName ] || dtd.$listItem[ tagName ] || dtd.$tableContent[ tagName ] || dtd.$nonEditable[ tagName ] || tagName == 'br' ),