// change class of item when going over an item
function change(element, newClass) {	
	element.className=newClass;
}


// return current date
function datum(){
	
	var today = new Date();
	var month = today.getMonth() + 1;
	var day = today.getDate();
	var year = today.getFullYear();
	var weekday = today.getDay();
	switch (weekday)
	{
		case 0: weekday = "Sonntag";break;
		case 1: weekday = "Montag";break;
		case 2: weekday = "Dienstag";break;
		case 3: weekday = "Mittwoch";break;
		case 4: weekday = "Donnerstag";break;
		case 5: weekday = "Freitag";break;
		case 6: weekday = "Samstag";break;
	}
	var mydate= weekday + ", " + day + "." + month + "." + year;
	return mydate;
}