<!--

is_ie=document.all?1:0
is_nav=document.layers?1:0
is_w3c=document.getElementById?1:0

	
function change(div,vis,hauptimg,hauptsrc,navimg,navsrc){

if (is_w3c){
document.images[hauptimg].src = hauptsrc;
document.getElementById(div).style.visibility = vis;
document.images[navimg].src = navsrc;
}

if (is_nav){
document.images[hauptimg].src = hauptsrc;
document.layers[div].visibility = vis;
document.layers[div].document.images[navimg].src = navsrc;
}

if (is_ie){
document.all.item(hauptimg).src = hauptsrc;
document.all.item(div).style.visibility = vis;
document.all.item(div).document.all.item(navimg).src = navsrc;
}
}

//-->