function Blinken()
{
if (document.all("bl") == null) return;
if ("length" in document.all("bl"))
{
	for (i=0; i<document.all("bl").length; i++)
	{
		if (document.all("bl")(i).style.visibility=="hidden")
		{
			document.all("bl")(i).style.visibility="visible";
		}
		else
		{
			document.all("bl")(i).style.visibility="hidden";
		}
	}
}
else
{
	if (document.all("bl").style.visibility=="hidden")
	{
		document.all("bl").style.visibility="visible";
	}
	else
	{
		document.all("bl").style.visibility="hidden";
	}
}
}

function Countdown()
{
var d, SecDiff, Std, Min, Sek
d = new Date();
t = new Date(Date.parse("29 October 2009 00:00:00"));
SecDiff = Math.floor((t.valueOf() - d.valueOf()) / 1000)
SecDiff = (SecDiff + Math.abs(SecDiff)) / 2;
Std = Math.floor(SecDiff / 3600)
SecDiff = SecDiff - Std * 3600
Min = Math.floor(SecDiff / 60)
SecDiff = SecDiff - Min * 60
Sek = SecDiff
document.all.Std.innerText = Std;
document.all.Min.innerText = Min;
document.all.Sek.innerText = Sek;
}

function webcam()
{
var now = new Date(), t;
t = now.getHours() * 3600000 + now.getMinutes() * 60000 + now.getSeconds() * 1000 + now.getMilliseconds()
if (now.getDay()>0 && now.getDay()<6 && t>=36000000 && t<68400000 || now.getDay()==6 && t>=36000000 && t<64800000)
{
	z++; if (z==5) z = 1;
	if (z==4)
	{
		if (document.images) document.all("webcambild").src = "http://www.vitus-zoo-teich.de/images/webcam.jpg" + "?" + parseInt(now.getTime() / 1000);
		else window.location.reload();
	}
	document.all("webcamtext").style.display="none";
	document.all("webcambild").style.display="";
}
else
{
	z = 3;
	document.all("webcambild").style.display="none";	
	document.all("webcamtext").style.display="";
}
}