function Redirect()
{
    var name = navigator.appName;

    if(navigator.platform != "Win32")
    {
        alert("This plugin only runs on Windows 95, Windows 98, Windows ME, Windows 2000 and Windows NT 4.0" );
        return;
    }

    if(name == "Netscape")
    {
        ver = parseInt(navigator.appVersion);

        if(ver<4 || ver>5)
        {
            alert("This plugin does not run on this version of Netscape "
                + navigator.appVersion);
            return;
        }

        if(ver < 5)
            window.location.replace("codns4.htm");
        else
            window.location.replace("codns6.htm");
        return;
    }
    if(name == "Microsoft Internet Explorer")
    {
        window.location.replace("codie.htm");
        return;
    }
    alert("This page supports only Netscape and Internet Explorer browsers.");
    return;
}