function neu(URL) {
  NeuesFenster = window.open(URL, "_blank", 
  "width=900,height=700,menubar=no,location=no,resizeable=yes,status=no,scrollbars=yes,toolbar=no");
  NeuesFenster.focus();
}
function neu_wz(URL) {
  NeuesFenster = window.open(URL, "_blank", 
  "width=900,height=578,menubar=no,location=no,resizeable=yes,status=no,scrollbars=no,toolbar=no");
  NeuesFenster.focus();
}