if (typeof console === 'undefined') { console = { log: function () {}, warn: function () {}, error: function () {}, info: function () {}, dir: function () {} }; }

document.documentElement.className += ' js';

if (typeof Object.create !== 'function') {
    Object.create = function (o) {
        function F() {}
        F.prototype = o;
        return new F();
    };
}