function FensterOeffnen (Adresse) {
  MeinFenster = window.open(Adresse, "Zweitfenster", "width=825,height=500,scrollbars=yes");
  MeinFenster.focus();
}
function FensterOeffnen2 (Adresse2) {
  MeinFenster2 = window.open(Adresse2, "Titel", "width=520,height=650,scrollbars=no");
  MeinFenster2.focus();
}