try
{var parent_location=new String(parent.location);var top_location=new String(top.location);var cur_location=new String(document.location);parent_location=parent_location.toLowerCase();top_location=top_location.toLowerCase();cur_location=cur_location.toLowerCase();if((top_location!=cur_location)&&parent_location.indexOf('')!=0)
{top.location.href=document.location.href;}}
catch(err)
{top.location.href=document.location.href;}