Code:
<!-- <a href="<?php $xbit = (count($_GET)>1) ? "&" : "?"; echo (strstr($_SERVER["REQUEST_URI"],'hl='.@$_GET['hl'])) ? str_replace($xbit.'hl='.@$_GET['hl'], '', $_SERVER["REQUEST_URI"]) . $xbit . 'hl=en' : str_replace($xbit.'hl='.@$_GET['hl'], '', $_SERVER["REQUEST_URI"]) . $xbit . "hl=en"; ?>"><img src="/flags/United States.gif" alt="English" border="0" /></a> -->
There.
It will stop that flag showing, so it should disappear.