function BildWechsel(bildname,bild)
{
document.images[bildname].src = bild;
}
function LayerAn(name)
{
if (document.layers)
{	
document.layers[name].visibility="visible";
}
else
{
document.getElementById(name).style.visibility="visible";
}
}

function LayerAus(name)
{
if (document.layers)
{	
document.layers[name].visibility="hidden";
}
else
{
document.getElementById(name).style.visibility="hidden";
}
}

var Timer;
var name;
var menu;
function Menue(name)
{
if (document.layers)
    {
	for(var i=0; i<=7; i++)
	{
	menuname="M" + i;	
	document.layers[menuname].visibility="hidden";
	}			
	document.layers[name].visibility="visible";
	clearTimeout(Timer);
	}
else
	{			
	for(var i=0; i<=7; i++)
	{
	menuname="M" + i;	
	document.getElementById(menuname).style.visibility="hidden";
	}
	
	{
	document.getElementById(name).style.visibility="visible";
	clearTimeout(Timer);	
	}
	
	}
}
function aus(menu)
{
if(document.layers)	
	{
	document.layers[menu].visibility="hidden";
	linkname=menu+1;
	}	
else
	{
	document.getElementById(menu).style.visibility="hidden";
	}
}
function MenueAus(name)
{	
	menu=name;		
	Timer = setTimeout("aus(menu);",100);
}
function MenueAusLang(name)
{	
	menu=name;		
	Timer = setTimeout("aus(menu);",500);
}