function popup(url,w,h)
{
    var URL = url;
    var Name = "CleanRoomNet";
    var Fensteroptionen = "toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,top=30";
    var Breite = w;
    var Hoehe = h;
    window.open(URL, 'Name', Fensteroptionen + ',width=' + Breite + ',height=' + Hoehe);
}