// browserabfragen
ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false
ns6 = (document.getElementById)? true:false

function Show(Divname)
{
	if(ns4) document[Divname].visibility = "show";
	else if(ie4) document.all[Divname].style.visibility = "visible";
	else if(ns6) document.getElementById(Divname).style.visibility = "visible";
	aktuell = Divname;
}
function Hide(Divname)
{
	if(ns4) document[Divname].visibility = "hide";
	else if(ie4) document.all[Divname].style.visibility = "hidden";
	else if(ns6) document.getElementById(Divname).style.visibility = "hidden";
}
aktuell = "prod_img1";

function SSD(Divname) { if(aktuell=="") { Show(Divname); aktuell = Divname; } else { if(aktuell!=Divname) { Hide(aktuell); Show(Divname); aktuell = Divname; } } }