Invalid ID'; die (); } if ($tracknum == '') { echo 'Invalid Tracknum'; die (); } if ($status != 'Shipped' ) { echo 'Invalid Status'; die (); } // update order $sql = 'update `'.$dbtable.'` set tracking_num = \''.$tracknum.'\' where order_id = '.$id; $result = mysql_query($sql) or die(mysql_error()); ?>