function anzeigen(id)
{
	document.getElementById('verein').style.visibility = 'hidden';
	document.getElementById('verein').style.display = 'none'; 
	document.getElementById('stockcar').style.visibility = 'hidden';
	document.getElementById('stockcar').style.display = 'none';
 	document.getElementById('multimedia').style.visibility = 'hidden';
 	document.getElementById('multimedia').style.display = 'none';
 	document.getElementById('linklist').style.visibility = 'hidden';
 	document.getElementById('linklist').style.display = 'none';
	if(document.getElementById(id).style.visibility == 'hidden')
	{
		document.getElementById(id).style.visibility='visible';
		document.getElementById(id).style.display = 'block';
	}
	else 
	{
		document.getElementById(id).style.visibility='hidden';
	} 
 }
 function hide()
 {
 	document.getElementById('verein').style.visibility = 'hidden';
 	document.getElementById('stockcar').style.visibility = 'hidden';
 	document.getElementById('multimedia').style.visibility = 'hidden';
 	document.getElementById('linklist').style.visibility = 'hidden';
 }