function popbild(bild) {

   num = '/bild-anzeigen.php?image=' + bild;   
   XX37 = window.open(num,'POPUP','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=yes,width=550,height=500,left=50,top=50,pageXOffset=0');
   XX37.focus();

}