function judge(){

    var browser = {

        versions: function() {

                var u = navigator.userAgent, app = navigator.appVersion;

                return {//移动终端浏览器版本信息

                    trident: u.indexOf('Trident') > -, //IE内核

                    presto: u.indexOf('Presto') > -, //opera内核

                    webKit: u.indexOf('AppleWebKit') > -, //苹果、谷歌内核

                    gecko: u.indexOf('Gecko') > - && u.indexOf('KHTML') == -, //火狐内核

                    mobile: !!u.match(/AppleWebKit.*Mobile.*/) || !!u.match(/AppleWebKit/), //是否为移动终端

                    ios: !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/), //ios终端

                    android: u.indexOf('Android') > - || u.indexOf('Linux') > -, //android终端或者uc浏览器

                    iPhone: u.indexOf('iPhone') > - || u.indexOf('Mac') > -, //是否为iPhone或者QQHD浏览器

                    iPad: u.indexOf('iPad') > -, //是否iPad

                    webApp: u.indexOf('Safari') == - //是否web应该程序，没有头部与底部

                };

             }(),

        language: (navigator.browserLanguage || navigator.language).toLowerCase()

    }

    console.log(browser.language)

    if (browser.versions.ios || browser.versions.iPhone || browser.versions.iPad) {

        // window.location="www.zhongsou.com";

    }else if (browser.versions.android) {

        // window.location="http://www.baidu.com";

    }

    /*window.location.href="https://itunes.apple.com/us/app/ma-ma-fan-er/id985525130?mt=8&uo=4";*/

}

var bb=new judge();

function detectOS() {

    var sUserAgent = navigator.userAgent;

    var isWin = (navigator.platform == "Win32") || (navigator.platform == "Windows");

    var isMac = (navigator.platform == "Mac68K") || (navigator.platform == "MacPPC") || (navigator.platform == "Macintosh") || (navigator.platform == "MacIntel");

    if (isMac) return "Mac";

    var isUnix = (navigator.platform == "X11") && !isWin && !isMac;

    if (isUnix) return "Unix";

    var isLinux = (String(navigator.platform).indexOf("Linux") > -);

    if (isLinux) return "Linux";

    if (isWin) {

        var isWin2K = sUserAgent.indexOf("Windows NT 5.0") > - || sUserAgent.indexOf("Windows 2000") > -;

        if (isWin2K) return "Win2000";

        var isWinXP = sUserAgent.indexOf("Windows NT 5.1") > - || sUserAgent.indexOf("Windows XP") > -;

        if (isWinXP) return "WinXP";

        var isWin2003 = sUserAgent.indexOf("Windows NT 5.2") > - || sUserAgent.indexOf("Windows 2003") > -;

        if (isWin2003) return "Win2003";

        var isWinVista= sUserAgent.indexOf("Windows NT 6.0") > - || sUserAgent.indexOf("Windows Vista") > -;

        if (isWinVista) return "WinVista";

        var isWin7 = sUserAgent.indexOf("Windows NT 6.1") > - || sUserAgent.indexOf("Windows 7") > -;

        if (isWin7) return "Win7";

    }

    return "other";

}

document.writeln("您的操作系统是：" + detectOS());