Hallo Andre‚,
probier mal diesen Code aus:
if (navigator.appName == "Netscape")
{
layerRef="document.layers";
styleSwitch="";
visibleVar="show";
}else
{
layerRef="document.all";
styleSwitch=".style";
visibleVar="visible";
}
function showLayer(layerName)
{eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');}
function hideLayer(layerName)
{eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');}
viele Grüße surfhead