function openwindow(){
<br />
<b>Notice</b>:  Undefined variable: HTTP_GET_VARS in <b>/var/www/html/flight-tech/javascript/openwindow.php</b> on line <b>7</b><br />
  window.open ("","Help","toolbar=no,location=no,directories=no,status=no,scrollbars=yes,resizable=no,copyhistory=no,width=600,height=400");
}