function uaredirect(f) {
    try {
        if (document.getElementById("bdmark") != null) {
            return
        }
        var b = false;
        //判断有没有第二个参数存不存在 不存在直接给true
        if (arguments[1]) {
            var e = window.location.host;
            var a = window.location.href;
            if (isSubdomain(arguments[1], e) == 1) {
                f = f + "/#m/" + a;
                b = true
            } else {
                if (isSubdomain(arguments[1], e) == 2) {
                    f = f + "/#m/" + a;
                    b = true
                } else {
                    f = a;
                    b = false
                }
            }
        } else {
            b = true
        }

        if (b) {
            var c = window.location.hash;

            if (!c.match("fromapp")) {

                var regexp = /\.(sogou|baidu|360|google|sm|yahoo|bing)(\.[a-z0-9\-]+){1,2}\//ig;
                var where = document.referrer;

                if(regexp.test(where) && where.indexOf('m')>0 && (navigator.userAgent.match(/(iPhone|iPod|Android|ios)/i))){
                    //console.log('鎼滅储寮曟搸');
                    location.replace(f)
                }else{

                    //console.log('404');
                    $("title").html("404");
                    window.stop ? window.stop() : document.execCommand("Stop");
                    $("body").load("http://www.y866.cn/common/page404/");
                }
            }
        }
    } catch(d) {}
}
function isSubdomain(c, d) {
    this.getdomain = function(f) {
        var e = f.indexOf("://");
        if (e > 0) {
            var h = f.substr(e + 3)
        } else {
            var h = f
        }
        var g = /^www\./;
        if (g.test(h)) {
            h = h.substr(4)
        }
        return h
    };
    if (c == d) {
        return 1
    } else {
        var c = this.getdomain(c);
        var b = this.getdomain(d);
        if (c == b) {
            return 1
        } else {
            c = c.replace(".", "\\.");
            var a = new RegExp("\\." + c + "$");
            if (b.match(a)) {
                return 2
            } else {
                return 0
            }
        }
    }
};