* Copyright(c) 2006-2009 Ext JS, LLC
* licensing@extjs.com
* http://www.extjs.com/license
* Copyright(c) 2006-2009 Ext JS, LLC
* licensing@extjs.com
* http://www.extjs.com/license
var root = this.getRoot(o);
for(var i = 0, len = root.length; i < len; i++) {
var root = this.getRoot(o);
for(var i = 0, len = root.length; i < len; i++) {