function ExternOpen(url) {
      wohin = url.href;
      var fenster2=window.open(wohin,"_blank","height=550,width=800,top=40,left=60,resizable=yes,status=yes,toolbar=yes,directories=yes,menubar=yes,location=yes,scrollbars=yes");
      fenster2.focus();
      return false;}


function ImpressumOpen() {
      var fenster=window.open("../impressum.htm","Impressum","height=400,width=300,top=120,left=70,resizable=no,status=no,toolbar=no,directories=no,menubar=no,location=no,scrollbars=yes");
      fenster.focus();
      return false;}


function ImpressOpen() {
      var fenster=window.open("impressum.htm","Impressum","height=400,width=300,top=120,left=70,resizable=no,status=no,toolbar=no,directories=no,menubar=no,location=no,scrollbars=yes");
      fenster.focus();
      return false;}