Index: /FCKeditor/trunk/_whatsnew.html
===================================================================
--- /FCKeditor/trunk/_whatsnew.html	(revision 2776)
+++ /FCKeditor/trunk/_whatsnew.html	(revision 2777)
@@ -111,4 +111,7 @@
 		<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2634">#2634</a>] Fixed two obsolete
 			references to Array::AddItem() instances still in the code.</li>
+		<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2679">#2679</a>] Fixed infinite loop
+			problems with FCKDomRangeIterator class which causes some commands to hang when applied to certain
+			document structures.</li>
 	</ul>
 	<p>
Index: /FCKeditor/trunk/editor/_source/classes/fckdomrangeiterator.js
===================================================================
--- /FCKeditor/trunk/editor/_source/classes/fckdomrangeiterator.js	(revision 2776)
+++ /FCKeditor/trunk/editor/_source/classes/fckdomrangeiterator.js	(revision 2777)
@@ -137,5 +137,5 @@
 						// point. (#1717)
 						if ( nodeName != 'br' )
-							this._NextNode = FCKDomTools.GetNextSourceNode( currentNode, true, null, lastNode ) ;
+							this._NextNode = FCKDomTools.GetNextSourceNode( currentNode, true, null, lastNode ) || currentNode ;
 					}