function divSwap(elshow)
{
	document.getElementById("neu").style.display = "none";
	document.getElementById("vorteile").style.display = "none";
	document.getElementById("ubersicht").style.display = "none";
	
	/*document.getElementById("tab_ubersicht").className = "";
	document.getElementById("tab_neu").className = "";
	document.getElementById("tab_vorteile").className = "";*/
	document.getElementById(elshow).style.display = "block";
}