// re-direct to old-browser-warning page if viewer using old browser

function browserRedirect(){
browserName = navigator.appName; 
browserVersion = parseInt(navigator.appVersion); 
if (browserName == "Netscape" && browserVersion == 4) 
	location = "old-browser-warning.html";
else if (browserName == "Netscape" && browserVersion == 3) 
	location = "old-browser-warning.html";
else if (browserName == "Microsoft Internet Explorer" && browserVersion == 3) 
	location = "old-browser-warning.html";}