delivery['format_id'], $order->delivery, 1, '', '
'); ?> 
replace with 
delivery['name'] != $order->billing['name']) ||
     ($order->delivery['state'] != $order->billing['state']) ||
     ($order->delivery['city'] != $order->billing['city']) ||
     ($order->delivery['country'] != $order->billing['country']) )
     {
  $boxit = true;
}
if ($boxit) {
  print  'style="border:solid 4px #FF0000"';
}
?>
 >
delivery['format_id'], $order->delivery, 1, '', '
'); ?>