function PopUp()
{
    var URL = "http://sw.konstanz.de/fileadmin/content/images/Unternehmen/film/image_film_swk.html";
    var Name = "popup";
    var Fensteroptionen = "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0";
    var Breite = 400;
    var Hoehe = 320;
    window.open(URL, 'Name', Fensteroptionen + ',width=' + Breite + ',height=' + Hoehe);
}