public static function getTreeNodeByPath(path:String,   parentNode:DefaultMutableTreeNode):DefaultMutableTreeNode
    {
        var parts = path.split("/");
        if(parts.length==1)
        {
            return getTreeNodeByName(parts[0],parentNode);
        }
        else if(parts.length ==2 && parts[1]=="")
        {
            return getTreeNodeByName(parts[0]+"/",parentNode);
        }
        else
        {
            for(c in parentNode.children())
            {
                if(c.toString() == parts[0])
                {
                    parentNode=c;
                    break;
                }
            }
            parts.remove(parts[0]);
            return getTreeNodeByPath(parts.join("/"), parentNode);
        }
        return null;
    }