if (typeof (AC) === "undefined") {
    AC = {}
}
AC.Detector = 
{
    getAgent : function ()
    {
        return navigator.userAgent.toLowerCase();
    },
    isMac : function (b)
    {
        var a = b || this.getAgent();
        return !!a.match(/mac/i);
    },
    isSnowLeopard : function (b)
    {
        var a = b || this.getAgent();
        return !!a.match(/mac os x 10_6/i);
    },
    isWin : function (b)
    {
        var a = b || this.getAgent();
        return !!a.match(/win/i);
    },
    isWin2k : function (b)
    {
        var a = b || this.getAgent();
        return this.isWin(a) && (a.match(/nt\s*5/i));
    },
    isWinVista : function (b)
    {
        var a = b || this.getAgent();
        return this.isWin(a) && (a.match(/nt\s*6\.0([0-9]{0,2})?/i));
    },
    isWebKit : function (b)
    {
        if (this._isWebKit === undefined)
        {
            var a = b || this.getAgent();
            this._isWebKit = !!a.match(/AppleWebKit/i);
            this.isWebKit = function ()
            {
                return this._isWebKit;
            }
        }
        return this._isWebKit;
    },
    isSafari2 : function (c)
    {
        if (this._isSafari2 === undefined)
        {
            if (!this.isWebKit()) {
                this._isSafari2 = false
            }
            else
            {
                var b = navigator.userAgent.toLowerCase();
                var a = parseInt(parseFloat(b.substring(b.lastIndexOf("safari/") + 7)), 10);
                this._isSafari2 = (a >= 419)
            }
            this.isSafari2 = function ()
            {
                return this._isSafari2;
            }
        }
        return this._isSafari2;
    },
    isChrome : function (b)
    {
        if (this._isChrome === undefined)
        {
            var a = b || this.getAgent();
            this._isChrome = !!a.match(/Chrome/i);
            this.isChrome = function ()
            {
                return this._isChrome;
            }
        }
        return this._isChrome;
    },
    isOpera : function (b)
    {
        var a = b || this.getAgent();
        return !!a.match(/opera/i);
    },
    isIE : function (b)
    {
        var a = b || this.getAgent();
        return !!a.match(/msie/i);
    },
    isIEStrict : function (b)
    {
        var a = b || this.getAgent();
        return a.match(/msie/i) && !this.isOpera(a);
    },
    isIE8 : function (c)
    {
        var b = c || this.getAgent();
        var a = b.match(/msie\D*([\.\d]*)/i);
        if (a && a[1]) {
            version = a[1]
        }
        return + version >= 8;
    },
    isFirefox : function (b)
    {
        var a = b || this.getAgent();
        return !!a.match(/firefox/i);
    },
    isiPhone : function (b)
    {
        var a = b || this.getAgent();
        return this.isMobile(a);
    },
    iPhoneOSVersion : function (d)
    {
        var c = d || this.getAgent(), a = this.isMobile(c), e, f, b;
        if (a)
        {
            var e = c.match(/.*CPU ([\w|\s]+) like/i);
            if (e && e[1]) {
                f = e[1].split(" ");
                b = f[2].split("_");
                return b
            }
            else {
                return [1];
            }
        }
        else {
            return null;
        }
    },
    isiPad : function (b)
    {
        var a = b || this.getAgent();
        return !!(this.isWebKit(a) && a.match(/ipad/i));
    },
    isMobile : function (b)
    {
        var a = b || this.getAgent();
        return this.isWebKit(a) && (a.match(/Mobile/i) && !this.isiPad(a));
    },
    isiTunesOK : function (b)
    {
        var a = b || this.getAgent();
        return this.isMac(a) || this.isWin2k(a);
    },
    _isQTInstalled : undefined,
    isQTInstalled : function ()
    {
        if (this._isQTInstalled === undefined)
        {
            var a = false;
            if (navigator.plugins && navigator.plugins.length)
            {
                for (var b = 0; b < navigator.plugins.length; b++) {
                    var c = navigator.plugins[b];
                    if (c.name.indexOf("QuickTime") > -1) {
                        a = true;
                    }
                }
            }
            else
            {
                if (typeof (execScript) != "undefined")
                {
                    qtObj = false;
                    execScript('on error resume next: qtObj = IsObject(CreateObject("QuickTimeCheckObject.QuickTimeCheck.1"))', 
                    "VBScript");
                    a = qtObj;
                }
            }
            this._isQTInstalled = a
        }
        return this._isQTInstalled;
    },
    getQTVersion : function ()
    {
        var a = "0";
        if (navigator.plugins && navigator.plugins.length)
        {
            for (var c = 0; c < navigator.plugins.length; c++)
            {
                var d = navigator.plugins[c];
                var b = d.name.match(/quicktime\D*([\.\d]*)/i);
                if (b && b[1]) {
                    a = b[1];
                }
            }
        }
        else
        {
            if (typeof (execScript) != "undefined")
            {
                ieQTVersion = null;
                execScript('on error resume next: ieQTVersion = CreateObject("QuickTimeCheckObject.QuickTimeCheck.1").QuickTimeVersion', 
                "VBScript");
                if (ieQTVersion) {
                    a = ieQTVersion.toString(16);
                    a = [a.charAt(0), a.charAt(1), a.charAt(2)].join(".");
                }
            }
        }
        return a;
    },
    isQTCompatible : function (c, e)
    {
        function b(g, i)
        {
            var f = parseInt(g[0], 10);
            if (isNaN(f)) {
                f = 0
            }
            var h = parseInt(i[0], 10);
            if (isNaN(h)) {
                h = 0
            }
            if (f === h) {
                if (g.length > 1) {
                    return b(g.slice(1), i.slice(1))
                }
                else {
                    return true;
                }
            }
            else {
                if (f < h) {
                    return true
                }
                else {
                    return false;
                }
            }
        }
        var d = c.split(/\./);
        var a = e ? e.split(/\./) : this.getQTVersion().split(/\./);
        return b(d, a);
    },
    isValidQTAvailable : function (a)
    {
        return this.isQTInstalled() && this.isQTCompatible(a);
    },
    isSBVDPAvailable : function (a)
    {
        return false;
    },
    isCSSAvailable : function (b)
    {
        try
        {
            var a = document.createElement("div").style;
            b = b.toLowerCase();
            a.setProperty("-webkit-" + b, "inherit", null);
            a.setProperty("-moz-" + b, "inherit", null);
            a.setProperty("-o-" + b, "inherit", null);
            a.setProperty(b, "inherit", null);
            return (a.getPropertyValue("-webkit-" + b) == "inherit" || a.getPropertyValue("-moz-" + b) == "inherit" || a.getPropertyValue("-o-" + b) == "inherit" || a.getPropertyValue(b) == "inherit")
        }
        catch (c) {
            return false;
        }
    }
};