function OpenWindowBeitz()
{
   w = 900
   h = 680
   x = (screen.width - w) / 2
   y = (screen.height - h) / 2
   attr = "width=" + w + ",height=" + h + ",left=" + x + ",top=" + y +
      ",location=0,menubar=0,resizable=0,toolbar=0,dependent=0,status=1,scrollbars=yes"
   winKunde = window.open("extern/beitz_form.asp","beitzWin", attr );
}