ok = document.images;
if (ok) { on = new Image(); on.src = "../resource/pics/icons/menu_on.gif"; off = new Image(); off.src = "../resource/pics/icons/menu_off.gif"; } 

function mi(n) { if (ok) {document[n].src = eval("on.src");}}
function mo(n) { if (ok) {document[n].src = eval("off.src");}}

if(ok){
	bn = navigator.appName;
	bv = parseInt(navigator.appVersion);        
	if(bn == "Netscape") 
		browser = "n";
	else if(bn == "Microsoft Internet Explorer") 
		browser = "e";
}