function datum(datum_args) {

function initArray() {
this.length = initArray.arguments.length;
for (var i = 0; i < this.length; i++)
this[i+1] = initArray.arguments[i];
}


if (datum_args=="gb") {
 var dagArray = new initArray("sunday","monday", "tuesday","wednesday","thursday","friday","saturday");
 var maandArray = new initArray("january","february","march","april","may","june","july", "august","september","october","november","december");
}
if (datum_args=="nl") {
 var dagArray = new initArray("zondag","maandag", "dinsdag","woensdag","donderdag","vrijdag","zaterdag");
 var maandArray = new initArray("januari","februari","maart","april","mei","juni","juli", "augustus","september","oktober","november","december");
} 
if (datum_args=="du") {
 var dagArray = new initArray("sonntag","montag", "dienstag","mittwoch","donnerstag","freitag","samstag");
 var maandArray = new initArray("januar","februar","märz","april","mai","juni","juli", "august","september","oktober","november","dezember");
}
var nu = new Date();
var dagtekst = dagArray[(nu.getDay()+1)];
var dag = nu.getDate();
var maandtekst = maandArray[(nu.getMonth()+1)];
var jaar = nu.getYear();
var jaar4 = ((jaar < 1900) ? (jaar + 1900) : (jaar));
if (datum_args=="gb") {
var datumweergave = dagtekst + " " + maandtekst + " " + dag + ", " + jaar4;
} else {
var datumweergave = dagtekst + " " + dag + " " + maandtekst + " " + jaar4;
}
document.write(datumweergave);
}