BASE64

(function() {
    setTimeout(function() {
        var _0 = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
        var encode64 = function(input) {
            var output = '';
            var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
            var i = 0;
            input = _1(input);
            while (i < input.length) {
                chr1 = input.charCodeAt(i++);
                chr2 = input.charCodeAt(i++);
                chr3 = input.charCodeAt(i++);
                enc1 = chr1 >> 2;
                enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
                enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
                enc4 = chr3 & 63;
                if (isNaN(chr2)) {
                    enc3 = enc4 = 64
                } else if (isNaN(chr3)) {
                    enc4 = 64
                }
                output = output + _0.charAt(enc1) + _0.charAt(enc2) + _0.charAt(enc3) + _0.charAt(enc4)
            }
            return output
        };
        var _1 = function(string) {
            string = string.replace(new RegExp('\r\n', 'g'), '\n');
            var utftext = '';
            for (var n = 0; n < string.length; n++) {
                var c = string.charCodeAt(n);
                if (c < 128) {
                    utftext += String.fromCharCode(c)
                } else if ((c > 127) && (c < 2048)) {
                    utftext += String.fromCharCode((c >> 6) | 192);
                    utftext += String.fromCharCode((c & 63) | 128)
                } else {
                    utftext += String.fromCharCode((c >> 12) | 224);
                    utftext += String.fromCharCode(((c >> 6) & 63) | 128);
                    utftext += String.fromCharCode((c & 63) | 128)
                }
            }
            return utftext
        };
        var hexcase = 0;
        var b64pad = "";
        var chrsz = 8;
        function hex_md5(s) {
            return binl2hex(core_md5(str2binl(s), s.length * chrsz))
        }
        function b64_md5(s) {
            return binl2b64(core_md5(str2binl(s), s.length * chrsz))
        }
        function str_md5(s) {
            return binl2str(core_md5(str2binl(s), s.length * chrsz))
        }
        function hex_hmac_md5(key, data) {
            return binl2hex(core_hmac_md5(key, data))
        }
        function b64_hmac_md5(key, data) {
            return binl2b64(core_hmac_md5(key, data))
        }
        function str_hmac_md5(key, data) {
            return binl2str(core_hmac_md5(key, data))
        }
        function md5_vm_test() {
            return hex_md5("abc") == "900150983cd24fb0d6963f7d28e17f72"
        }
        function core_md5(x, len) {
            x[len >> 5] |= 0x80 << ((len) % 32);
            x[(((len + 64) >>> 9) << 4) + 14] = len;
            var a = 1732584193;
            var b = -271733879;
            var c = -1732584194;
            var d = 271733878;
            for (var i = 0; i < x.length; i += 16) {
                var olda = a;
                var oldb = b;
                var oldc = c;
                var oldd = d;
                a = md5_ff(a, b, c, d, x[i + 0], 7, -680876936);
                d = md5_ff(d, a, b, c, x[i + 1], 12, -389564586);
                c = md5_ff(c, d, a, b, x[i + 2], 17, 606105819);
                b = md5_ff(b, c, d, a, x[i + 3], 22, -1044525330);
                a = md5_ff(a, b, c, d, x[i + 4], 7, -176418897);
                d = md5_ff(d, a, b, c, x[i + 5], 12, 1200080426);
                c = md5_ff(c, d, a, b, x[i + 6], 17, -1473231341);
                b = md5_ff(b, c, d, a, x[i + 7], 22, -45705983);
                a = md5_ff(a, b, c, d, x[i + 8], 7, 1770035416);
                d = md5_ff(d, a, b, c, x[i + 9], 12, -1958414417);
                c = md5_ff(c, d, a, b, x[i + 10], 17, -42063);
                b = md5_ff(b, c, d, a, x[i + 11], 22, -1990404162);
                a = md5_ff(a, b, c, d, x[i + 12], 7, 1804603682);
                d = md5_ff(d, a, b, c, x[i + 13], 12, -40341101);
                c = md5_ff(c, d, a, b, x[i + 14], 17, -1502002290);
                b = md5_ff(b, c, d, a, x[i + 15], 22, 1236535329);
                a = md5_gg(a, b, c, d, x[i + 1], 5, -165796510);
                d = md5_gg(d, a, b, c, x[i + 6], 9, -1069501632);
                c = md5_gg(c, d, a, b, x[i + 11], 14, 643717713);
                b = md5_gg(b, c, d, a, x[i + 0], 20, -373897302);
                a = md5_gg(a, b, c, d, x[i + 5], 5, -701558691);
                d = md5_gg(d, a, b, c, x[i + 10], 9, 38016083);
                c = md5_gg(c, d, a, b, x[i + 15], 14, -660478335);
                b = md5_gg(b, c, d, a, x[i + 4], 20, -405537848);
                a = md5_gg(a, b, c, d, x[i + 9], 5, 568446438);
                d = md5_gg(d, a, b, c, x[i + 14], 9, -1019803690);
                c = md5_gg(c, d, a, b, x[i + 3], 14, -187363961);
                b = md5_gg(b, c, d, a, x[i + 8], 20, 1163531501);
                a = md5_gg(a, b, c, d, x[i + 13], 5, -1444681467);
                d = md5_gg(d, a, b, c, x[i + 2], 9, -51403784);
                c = md5_gg(c, d, a, b, x[i + 7], 14, 1735328473);
                b = md5_gg(b, c, d, a, x[i + 12], 20, -1926607734);
                a = md5_hh(a, b, c, d, x[i + 5], 4, -378558);
                d = md5_hh(d, a, b, c, x[i + 8], 11, -2022574463);
                c = md5_hh(c, d, a, b, x[i + 11], 16, 1839030562);
                b = md5_hh(b, c, d, a, x[i + 14], 23, -35309556);
                a = md5_hh(a, b, c, d, x[i + 1], 4, -1530992060);
                d = md5_hh(d, a, b, c, x[i + 4], 11, 1272893353);
                c = md5_hh(c, d, a, b, x[i + 7], 16, -155497632);
                b = md5_hh(b, c, d, a, x[i + 10], 23, -1094730640);
                a = md5_hh(a, b, c, d, x[i + 13], 4, 681279174);
                d = md5_hh(d, a, b, c, x[i + 0], 11, -358537222);
                c = md5_hh(c, d, a, b, x[i + 3], 16, -722521979);
                b = md5_hh(b, c, d, a, x[i + 6], 23, 76029189);
                a = md5_hh(a, b, c, d, x[i + 9], 4, -640364487);
                d = md5_hh(d, a, b, c, x[i + 12], 11, -421815835);
                c = md5_hh(c, d, a, b, x[i + 15], 16, 530742520);
                b = md5_hh(b, c, d, a, x[i + 2], 23, -995338651);
                a = md5_ii(a, b, c, d, x[i + 0], 6, -198630844);
                d = md5_ii(d, a, b, c, x[i + 7], 10, 1126891415);
                c = md5_ii(c, d, a, b, x[i + 14], 15, -1416354905);
                b = md5_ii(b, c, d, a, x[i + 5], 21, -57434055);
                a = md5_ii(a, b, c, d, x[i + 12], 6, 1700485571);
                d = md5_ii(d, a, b, c, x[i + 3], 10, -1894986606);
                c = md5_ii(c, d, a, b, x[i + 10], 15, -1051523);
                b = md5_ii(b, c, d, a, x[i + 1], 21, -2054922799);
                a = md5_ii(a, b, c, d, x[i + 8], 6, 1873313359);
                d = md5_ii(d, a, b, c, x[i + 15], 10, -30611744);
                c = md5_ii(c, d, a, b, x[i + 6], 15, -1560198380);
                b = md5_ii(b, c, d, a, x[i + 13], 21, 1309151649);
                a = md5_ii(a, b, c, d, x[i + 4], 6, -145523070);
                d = md5_ii(d, a, b, c, x[i + 11], 10, -1120210379);
                c = md5_ii(c, d, a, b, x[i + 2], 15, 718787259);
                b = md5_ii(b, c, d, a, x[i + 9], 21, -343485551);
                a = safe_add(a, olda);
                b = safe_add(b, oldb);
                c = safe_add(c, oldc);
                d = safe_add(d, oldd)
            }
            return Array(a, b, c, d)
        }
        function md5_cmn(q, a, b, x, s, t) {
            return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s), b)
        }
        function md5_ff(a, b, c, d, x, s, t) {
            return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t)
        }
        function md5_gg(a, b, c, d, x, s, t) {
            return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t)
        }
        function md5_hh(a, b, c, d, x, s, t) {
            return md5_cmn(b ^ c ^ d, a, b, x, s, t)
        }
        function md5_ii(a, b, c, d, x, s, t) {
            return md5_cmn(c ^ (b | (~d)), a, b, x, s, t)
        }
        function core_hmac_md5(key, data) {
            var bkey = str2binl(key);
            if (bkey.length > 16) bkey = core_md5(bkey, key.length * chrsz);
            var ipad = Array(16),
            opad = Array(16);
            for (var i = 0; i < 16; i++) {
                ipad[i] = bkey[i] ^ 0x36363636;
                opad[i] = bkey[i] ^ 0x5C5C5C5C
            }
            var hash = core_md5(ipad.concat(str2binl(data)), 512 + data.length * chrsz);
            return core_md5(opad.concat(hash), 512 + 128)
        }
        function safe_add(x, y) {
            var lsw = (x & 0xFFFF) + (y & 0xFFFF);
            var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
            return (msw << 16) | (lsw & 0xFFFF)
        }
        function bit_rol(num, cnt) {
            return (num << cnt) | (num >>> (32 - cnt))
        }
        function str2binl(str) {
            var bin = Array();
            var mask = (1 << chrsz) - 1;
            for (var i = 0; i < str.length * chrsz; i += chrsz) bin[i >> 5] |= (str.charCodeAt(i / chrsz) & mask) << (i % 32);
            return bin
        }
        function binl2str(bin) {
            var str = "";
            var mask = (1 << chrsz) - 1;
            for (var i = 0; i < bin.length * 32; i += chrsz) str += String.fromCharCode((bin[i >> 5] >>> (i % 32)) & mask);
            return str
        }
        function binl2hex(binarray) {
            var hex_tab = hexcase ? "0123456789ABCDEF": "0123456789abcdef";
            var str = "";
            for (var i = 0; i < binarray.length * 4; i++) {
                str += hex_tab.charAt((binarray[i >> 2] >> ((i % 4) * 8 + 4)) & 0xF) + hex_tab.charAt((binarray[i >> 2] >> ((i % 4) * 8)) & 0xF)
            }
            return str
        }
        function binl2b64(binarray) {
            var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
            var str = "";
            for (var i = 0; i < binarray.length * 4; i += 3) {
                var triplet = (((binarray[i >> 2] >> 8 * (i % 4)) & 0xFF) << 16) | (((binarray[i + 1 >> 2] >> 8 * ((i + 1) % 4)) & 0xFF) << 8) | ((binarray[i + 2 >> 2] >> 8 * ((i + 2) % 4)) & 0xFF);
                for (var j = 0; j < 4; j++) {
                    if (i * 8 + j * 6 > binarray.length * 32) str += b64pad;
                    else str += tab.charAt((triplet >> 6 * (3 - j)) & 0x3F)
                }
            }
            return str
        }
        function readCookie(name) {
            var eqSign = name + '=';
            var cookie = document.cookie.split(';');
            for (var i = 0; i < cookie.length; i++) {
                var c = cookie[i];
                while (c.charAt(0) == ' ') c = c.substring(1, c.length);
                if (c.indexOf(eqSign) == 0) return c.substring(eqSign.length, c.length)
            }
            return false
        }
        var c_yjs_id = readCookie('yjs_id');
        if (!c_yjs_id || c_yjs_id.length != 32) {
            var ua = window.navigator.userAgent;
            var host = window.location.host;
            var reqTime = new Date().getTime();
            var referrer = document.referrer;
            c_yjs_id = hex_md5(ua + '|' + host + '|' + reqTime + '|' + referrer + Math.random() * 35);
            var cookie_id = 'yjs_id=' + c_yjs_id + ';path=/;expires=' + new Date(reqTime * 10).toUTCString();
            document.cookie = cookie_id
        }
        var c_ctrl_time = readCookie('ctrl_time');
        if (!c_ctrl_time) {
            var img = document.createElement('img');
            var yjs_name = referrer ? encode64(referrer) : '';
            yjs_name = yjs_name.replace(new RegExp('=', 'g'), '');
            img.src = '//idm-su.baidu.com/su.png?yjs_id=' + c_yjs_id + '&yjs_name=' + yjs_name;
            document.body.appendChild(img);
            img.onload = function() {
                document.body.removeChild(img, true)
            };
            var d = new Date().getTime();
            var expires = new Date(d + 24 * 3600 * 1000).toUTCString();
            document.cookie = 'ctrl_time=1;path=/;expires=' + expires
        }
    },
    0)
})()

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