God kväll
<script language="JavaScript" type="text/javascript">
var prev=false;
function showLayer(Id){
if (document.all) {
document.all[Id].style.visibility = "visible";
} else if (document.layers){
document.layers[Id].visibility = "show";
} else if (document.getElementById){
document.getElementById(Id).style.visibility = "visible";
}
}
function hideLayer(Id){
if (document.all) {
document.all[Id].style.visibility = "hidden";
} else if (document.layers){
document.layers[Id].visibility = "hide";
} else if (document.getElementById){
document.getElementById(Id).style.visibility = "hidden";
}
}
</script>
...
<area shape=rect coords="10,10,20,20" href="sida.html" alt="Sida 1" onMouseover="if(prev){ hideLayer(prev); } showLayer('lagerid'); prev='lagerid';">