// Begin Detection of Browser for CSS
browser_version= parseInt(navigator.appVersion);
browser_type = navigator.appName;

if (browser_type == "Microsoft Internet Explorer" && (browser_version >= 4)) {
document.write("<link REL='stylesheet' HREF='aht.css' TYPE='text/css'>");
}

else if (browser_type == "Netscape" && (browser_version >= 4)) {
document.write("<link REL='stylesheet' HREF='aht-ns.css' TYPE='text/css'>");
}
// End Browser Detect