function newWindowm(Datei1)
        {
                medium=window.open(Datei1,"mittel",
                "toolbar=no,width=700,height=600,directories=no,status=no,scrollbars=no,resizable=no,menubar=no,dependent=yes")
        }

function closewin(Fenster)
        {
                window.close()
        }

function newWindowhm(Datei)
        {
                halfmedium=window.open(Datei,"halbmittel",
                "toolbar=no,width=700,height=600,directories=no,status=no,scrollbars=no,resizable=no,menubar=no,dependent=yes,")
        }
        
function newWindowb(Datei2)
        {
                big=window.open(Datei2,"groß",
                "toolbar=no,width=1024,height=768,directories=no,status=no,scrollbars=no,resizable=no,menubar=no,dependent=yes,")
        }