Index: _whatsnew.html
===================================================================
--- _whatsnew.html	(revision 1566)
+++ _whatsnew.html	(working copy)
@@ -108,6 +108,8 @@
 			behind smiley icons and special characters in their corresponding dialogs.</li>
 		<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/1693">#1693</a>] Custom error messages are now 
 			properly displayed in the file browser.</li>
+		<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/479">#479</a>] Fixed the issue where pressing
+			Enter in an &lt;o:p&gt; tag in IE does not generate line breaks.</li>
 	</ul>
 	<p>
 		<a href="_whatsnew_history.html">See previous versions history</a>
Index: editor/_source/classes/fckelementpath.js
===================================================================
--- editor/_source/classes/fckelementpath.js	(revision 1566)
+++ editor/_source/classes/fckelementpath.js	(working copy)
@@ -38,6 +38,8 @@
 				this.LastElement = e ;
 
 			var sElementName = e.nodeName.toLowerCase() ;
+			if ( e.scopeName && e.scopeName != 'HTML' )
+				sElementName = e.scopeName.toLowerCase() + ':' + sElementName ;
 
 			if ( !eBlockLimit )
 			{