(function ($j) {

    var konami = {
        code: "38,38,40,40,37,39,37,39,66,65",
        keys: [],
        active: false,

        init: function () {
            $j(window).keydown(function (e) {
                konami.keys.push(e.keyCode);
                if(konami.keys.toString().indexOf(konami.code) >= 0) {
                    konami.start();
                    konami.keys = [];
                }
            });
        },

        start: function () {
            this.active = !this.active;
            var $wrap = $j("#contactWrap");
            var time = 150;
            if (this.active) {
                var couleurs = ['#FF0000', '#FFA500', '#FFFF00', '#00FF00', '#0000FF', '#4B0082', '#660099'];
                var i = 0;
                var interval = setInterval(function () {
                    $wrap.css('border-top', '5px solid ' + couleurs[i++]);
                    if (i == couleurs.length) {
                        i = 0;
                    }
                    if (!konami.active) {
                        clearInterval(interval);
                    }
                }, time);
            } else {
                setTimeout(function () {
                    $wrap.css('border-top', '5px solid #000000');
                }, time+1);
            }
        }
    };

    $j().ready(function () { konami.init(); });

})(jQuery);