function showSecNav(nav, show)
{
	if(show)
	{
		document.getElementById('secnav-'+nav).style.display = "block";
	}
	else 
	{
		document.getElementById('secnav-'+nav).style.display = "none";
	}
}

//countdown
function runCountdown() {
	if(!document.getElementById('countdown-block')) return;
	
	var eventdate = new Date(2010, 4-1, 29, 23, 59, 59);	//Jahr, Monat, Tag, Stunden, Minuten, Sekunden
	var now =new Date();
	count=Math.floor((eventdate.getTime()-now.getTime())/1000);
	count=Math.floor(count/(60*60*24));	// days
	var day = count > 1 ? " Tage" : " Tag";
	document.getElementById('countdown-block').innerHTML = count;
	document.getElementById('countdown-days').innerHTML = day;
	if(count < 1)
		document.getElementById('countdown-end').innerHTML = "Heute, um 19 Uhr";
	

    window.setTimeout("runCountdown()", 1000);
}

window.onload=function(){runCountdown();}//call when everything has loaded