function fenster320400(x) {
  open(x, "320400", "width=340,height=400,scrollbars=yes,status=yes");
}

function fenstervideo(x) {
  open(x, "video", "width=320,height=400,scrollbars=no,status=no");
}

function fenster640480(x) {
  open(x, "640480", "width=640,height=480,scrollbars=no,status=yes");
}

function fenster760480(x) {
  open(x, "760480", "width=760,height=480,scrollbars=no,status=yes");
}

function fenster640480o(x) {
  open(x, "640480o", "width=640,height=480,scrollbars=no,status=no");
}

function fenster320240(x) {
  open(x, "320240", "width=320,height=240,scrollbars=no,status=yes");
}

function fenster640300(x) {
  open(x, "640300", "width=640,height=300,scrollbars=no,status=yes");
}

function fensterdruck(x) {
  open(x, "druck", "width=640,height=480,menubar=yes,scrollbars=yes,status=yes");
}