function initArray(){
this.length = initArray.arguments.length
for (var i = 0; i < this.length; i++)
this[i+1] = initArray.arguments[i]
}
var tsDate = new Date()
var tsWday = tsDate.getDay()
var tsArray = new initArray("zondag","maandag","dinsdag","woensdag","donderdag","vrijdag","zaterdag");
var tsDisplay = tsArray[(tsWday+1)]
document.write(tsDisplay);