browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
if(browserName == "Microsoft Internet Explorer" && browserVer <= 3)version = 0;
	else{version = 1;};
if(browserName == "Netscape" && browserVer < 3)version = 0;

function over(a){
if (version==1){a.src = eval(a.name + "a.src");};}
function out(a){
if (version==1){a.src = eval(a.name + ".src");};}