function PopUpGalerie() {
    var URL = "../../galerie/galerie.html";
    var Name = "popup";
    var Fensteroptionen = "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0";
    var Breite = 650;
    var Hoehe = 650;
    window.open(URL, 'Name', Fensteroptionen + ',width=' + Breite + ',height='+Hoehe);
}