function SwitchMenu(obj)
{
	if(document.getElementById)
	{
		var el = document.getElementById(obj);
		var ar = document.getElementById("mainnavi").getElementsByTagName("span");
		if(el.style.display != "block")
		{
			for (var i=0;i<ar.length;i++)
			{
				if (ar[i].className=="submenu") 
				ar[i].style.display = "none";
			}
			el.style.display = "block";			
		}
		else 
		{
			el.style.display = "none";
		}
	}
}
function closeMenu(obj)
{
	if(document.getElementById)
	{
		var el = document.getElementById(obj);
		el.style.display = "none";
	}
}

function openMenu(obj)
{
	if(document.getElementById)
	{
		var el = document.getElementById(obj);
		el.style.display = "block";			
	}
}

function closeAll()
{
	var ar = document.getElementById("mainnavi").getElementsByTagName("span");
	for (var i=0;i<ar.length;i++)
	{
		if (ar[i].id.substr(0,3)=="sub")
		ar[i].style.display = "none";
	}
}

// refresht timerelay
timedlayer = setTimeout("", 1);
function timedrestore() { //v3.0
         clearTimeout(timedlayer);
         timedlayer = setTimeout("closeAll()", 500);
}
function clearlayer()
{
	clearTimeout(timedlayer);
	timedlayer = setTimeout("closeAll()", 200);
}
// beendet timerelay
function stoptime() { //v3.0
        clearTimeout(timedlayer);
}

function sendit(user,horst)
{
	document.location.href = 'mailto:' + user + '@' + horst;
}