// return the last modification date of the document in a nice form.
function zgt_docLastModified() {
    var Wochentag = ["Sonntag", "Montag", "Dienstag", "Mittwoch", "Donnerstag", "Freitag", "Samstag"];
    var Monatsname = ["Januar", "Februar", "März", "April", "Mai", "Juni", "Juli", "August", "September", "Oktober", "November", "Dezember"];
    var LastModDate = new Date(document.lastModified);
    return Wochentag[LastModDate.getDay()]
	+ ", " + LastModDate.getDate() + "."
	+ " " + Monatsname[LastModDate.getMonth()]
	+ " " + LastModDate.getFullYear();
}

// return text containing last modification date of the document with
// a label about what this date means.
function zgt_lastModifiedStamp() {
    return "Letzte Änderung: " + zgt_docLastModified();
}