var className = getCookie("BrowserDetect");
if (className == "") {
    var BrowserDetect = {
        init: function() {
            this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
            this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
            this.OS = this.searchString(this.dataOS) || "an unknown OS";
        },
        searchString: function(data) {
            for (var i = 0; i < data.length; i++) {
                var dataString = data[i].string;
                var dataProp = data[i].prop;
                this.versionSearchString = data[i].versionSearch || data[i].identity;
                if (dataString) {
                    if (dataString.indexOf(data[i].subString) != -1)
                        return data[i].identity;
                }
                else if (dataProp)
                    return data[i].identity;
            }
        },
        searchVersion: function(dataString) {
            var index = dataString.indexOf(this.versionSearchString);
            if (index == -1) return;
            return parseFloat(dataString.substring(index + this.versionSearchString.length + 1));
        },
        dataBrowser: [
		{
		    string: navigator.userAgent,
		    subString: "Chrome",
		    identity: "Chrome"
		},
		{ string: navigator.userAgent,
		    subString: "OmniWeb",
		    versionSearch: "OmniWeb/",
		    identity: "OmniWeb"
		},
		{
		    string: navigator.vendor,
		    subString: "Apple",
		    identity: "Safari",
		    versionSearch: "Version"
		},
		{
		    prop: window.opera,
		    identity: "Opera"
		},
		{
		    string: navigator.vendor,
		    subString: "iCab",
		    identity: "iCab"
		},
		{
		    string: navigator.vendor,
		    subString: "KDE",
		    identity: "Konqueror"
		},
		{
		    string: navigator.userAgent,
		    subString: "Firefox",
		    identity: "Firefox"
		},
		{
		    string: navigator.vendor,
		    subString: "Camino",
		    identity: "Camino"
		},
		{		// for newer Netscapes (6+)
		    string: navigator.userAgent,
		    subString: "Netscape",
		    identity: "Netscape"
		},
		{
		    string: navigator.userAgent,
		    subString: "MSIE",
		    identity: "Explorer",
		    versionSearch: "MSIE"
		},
		{
		    string: navigator.userAgent,
		    subString: "Gecko",
		    identity: "Mozilla",
		    versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
		    string: navigator.userAgent,
		    subString: "Mozilla",
		    identity: "Netscape",
		    versionSearch: "Mozilla"
		}
	],
        dataOS: [
		{
		    string: navigator.platform,
		    subString: "Win",
		    identity: "Windows"
		},
		{
		    string: navigator.platform,
		    subString: "Mac",
		    identity: "Mac"
		},
		{
		    string: navigator.userAgent,
		    subString: "iPhone",
		    identity: "iPhone/iPod"
		},
		{
		    string: navigator.platform,
		    subString: "Linux",
		    identity: "Linux"
		}
	]

    };
    BrowserDetect.init();

    var browser = "";
    var os = "";
    
    switch (BrowserDetect.browser) {
        case "Explorer":
            className += "ie" + BrowserDetect.version;
            className += " ie";
            browser = "ie";
            break;
        case "Firefox":
            className += " firefox";
            browser = "firefox";
        case "Mozilla":
            className += " mozilla";
            browser = "mozilla";
            break;
        case "Apple":
            className += " apple";
            className += " webkit";
            browser = "apple";
            break;
        case "Safari":
            className += " safari";
            className += " webkit";
            browser = "safari";
            break;
        case "Chrome":
            className += " chrome";
            className += " webkit";
            browser = "chrome";
            break;
    }
    switch (BrowserDetect.OS) {
        case "Windows":
            className += " win";
            os = "win";
            break;
        case "Mac":
            className += " mac";
            os = "mac";
            break;
        case "Linux":
            className += " linux";
            os = "linux";
            break;
        case "iPhone/iPod":
            className += " iphone";
            os = "iphone";
            break;
    }
    className += " " + os + "-" + browser;
    setCookie("BrowserDetect", className, 7);
}
document.body.className = className;