function ticken()
{
	time = document.getElementById('zeit');
	day = document.getElementById('datum');
	times = time.firstChild.data.split(':');
	days = day.firstChild.data;

	times[0] = times[0]*1;
	times[1] = times[1]*1;
	times[2] = times[2]*1;
	
	times[2]++;
	if(times[2] == 60)
	{
		times[2] = 0;
		times[1]++;
		if(times[1] == 60)
		{
			times[1] = 0;
			times[0]++;
			if(times[0] == 24)
			{
				times[0] == 0;
				days++;
			}
		}
	}
	if(times[0] < 10) {times[0] = '0'+times[0];}
	if(times[1] < 10) {times[1] = '0'+times[1];}
	if(times[2] < 10) {times[2] = '0'+times[2];}
	time.firstChild.data = times[0] + ':' + times[1] + ':' + times[2];
	day.firstChild.data = days;
}

function start()
{
	if (document.getElementById('zeit'))
	{
		setInterval("ticken()", 1000);
	}
}