function wopen(url,breite,hoehe)
{
win = window.open(url,"link","toolbar=0,location=0,status=0,menubar=0,resizable=0,width="+breite+",height="+hoehe);
win.focus();
}

function winOpen(url, breite, hoehe) {
    Links = (screen.width/2)-(breite/2);
    oben = (screen.height/2)-(hoehe/2);
    window.open(url,"popup","height="+hoehe+",width="+breite+",status=yes,toolbar=yes,menubar=yes,location=yes,resizable=yes,titlebar=yes,scrollbars=yes,fullscreen=no,top ="+oben+",left ="+links);
}