window.onload=show;
function show(id) {
var d = document.getElementById(id);
	for (var i = 1; i<=10; i++) {
		if (document.getElementById('smenu'+i)) {document.getElementById('smenu'+i).style.display='none';}
	}
if (d) {d.style.display='block';}
}


<!-- Begin 
 
var user; 
var domain; 
var suffix; 
function jemail(user, domain, suffix){ 
document.write('<a href="' + 'mailto:' + user + '@' + domain + '.' + suffix + '">' + user + '@' + domain + '.' + suffix + '<\/a>'); 
} 
 
//-->