这两个个js如何加密的?有难度

window.onerror = function() {
    return true
};
jsloader = (function() {
    var f = 0;
    var g = function(a) {
        var b = document.getElementsByTagName('head')[0];
        b.removeChild(document.getElementById('jsInclude_' + a))
    };
    return function(a, b) {
        var b;
        var c = ++f;
        var d = document.getElementsByTagName('head')[0];
        var e = document.createElement('script');
        e.setAttribute('type', 'text/javascript');
        e.setAttribute('src', a);
        e.setAttribute('id', 'jsInclude_' + c);
        if (document.all) e.onreadystatechange = function() {
            if (/(complete|loaded)/.test(e.readyState)) {
                b && b(c);
                g(c)
            }
        };
        else e.onload = function() {
            b && b(c);
            g(c)
        };
        d.appendChild(e);
        return f
    }
})();
if (!window.jQuery) {
    jsloader("http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js", cjx_init)
} else {
    cjx_init()
};
function cjx_init() {
    $(function() {
        var d = $("script[src$='cjx.js']").attr("src");
        var e = d.replace("apps/CaiJiXia/cjx.js", "");
        var f = e + "run.php?action=cjx&t=" + Math.random();
        $.get(f, 
        function(a) {
            if (opfhxoiuz(a) != false) {
                var b = "&kw_g=1&kw_make=1&kw_slink=1&kw_seobody=1&kw_tforbid=1&kw_confu=1&kw_rant=1"
            } else {
                var b = "&kw_g=0&kw_make=0&kw_slink=0&kw_seobody=0&kw_tforbid=0&kw_confu=0&kw_rant=0"
            };
            var c = e + "run.php?action=robot" + b;
            cjx_start(c)
        })
    })
};
function cjx_start(d) {
    $.ajax({
        type: "GET",
        timeout: 15000,
        url: d + "&r=" + Math.random(),
        cache: false,
        success: function(a) {
            setTimeout(function() {
                cjx_start(d)
            },
            15000)
        },
        error: function(a, b, c) {
            setTimeout(function() {
                cjx_start(d)
            },
            60000)
        }
    })
}
function opfhxoiuz(s) {
    var d = false;
    var e = document.location.href;
    if (s.indexOf("|") > 0) {
        var f = s.split('|');
        if (e.indexOf(f[0]) > 0) {
            var g = f[1].substr(0, 1);
            var h = f[1].substr(1, 2) + f[1].substr(5, 2);
            var i = h + g;
            i = i.substr(1, 4);
            var a = "robot";
            var b = "qjpemail";
            var c = "key";
            i = i + a + b + c;
            i = i.substr(0, 4);
            if (i == "2687") {
                if (g == 1) d = 't1';
                else d = 't0'
            }
        }
    }
    return d
}