var monat = ["Januar", "Februar", "März", "April", "Mai","Juni", "Juli", "August", "September", "Oktober","November", "Dezember"];
var tag = ["Sonntag", "Montag", "Dienstag", "Mittwoch","Donnerstag", "Freitag", "Samstag"];
function modifyString()
{
var date = new Date();
date.setTime(Date.parse(document.lastModified));
return tag[date.getDay()] + ", " + date.getDate() + ". "+ monat[date.getMonth()] + " " + date.getFullYear();
}
document.writeln(modifyString() + "<br>");