var OTHER = 0;
var IE = 1;
var FF = 2;
function browserType()
{
    var browser=navigator.appName;
    var b_version=navigator.appVersion;
    var version=parseFloat(b_version);

    //alert("browser " + browser + "version " + b_version); // for debugging
    switch(browser)
    {
        case "Microsoft Internet Explorer":
            return IE;
        case "Netscape":
            return FF;
        default:
            return OTHER;
    }
}

var OTHER = 0;
var WIN32 = 1;
var MACPPC = 2;
var MACIntel = 3;
function platform()
{
    var platform=navigator.platform;

    //alert("platform " + platform); // for debugging
    switch(platform)
    {
        case "Win32":
            return WIN32;
        case "MacPPC":
            return MACPPC;
        case "MacIntel":
            return MACIntel;
        default:
            return OTHER;
    }
}