var nn = (navigator.appName == "Netscape");
var win = (navigator.userAgent.indexOf("Win")!=-1)
var browserversion = navigator.appVersion.substring(0,3)

//if (!win){top.location.href = "includes_js/notsupported.htm";}

if (!nn){
  document.write('<LINK REL=STYLESHEET HREF="js/css_ns.css" TYPE=text/css>');
}
else if (nn){
  document.write('<LINK REL=STYLESHEET HREF="js/css_ns.css" TYPE=text/css>');
}