Ja da... værsgo:
<html>
<body>
<script language="JavaScript" type="text/javascript">
function showhide(what){
if(what.style.display=='none'){
what.style.display=''}else{
what.style.display='none'}
}
</script>
<font face="Verdana" size="2">
- <span id="menu1" onclick="showhide(sub1)" style="cursor:hand;text-decoration:underline;font-weight:bold">
Mail Services</span><br>
<span id="sub1" style="display:'none'">
<a href="
http://www.hotmail.com" target="_blank">Hotmail</a><br>
<a href="
http://mail.yahoo.com" target="_blank">Yahoo Mail</a><br>
</span>
- <span id="menu2" onclick="showhide(sub2)" style="cursor:hand;text-decoration:underline;font-weight:bold">
Internet Services</span><br>
<span id="sub2" style="display:'none'">
<a href="
http://www.hotmail.com" target="_blank">Google</a><br>
<a href="
http://mail.yahoo.com" target="_blank">Yahoo</a><br>
</span>
</font>
</body>
</html>