https://www.browseo.net/wp-content/themes/browseo/js/jquery.animation-fix.js

1function now() {
2    return (new Date).getTime();
3}
4jQuery.fx.prototype.custom = function( from, to, unit ) {
5    this.startTime = now();
6    this.start = from;
7    this.end = to;
8    this.unit = unit || this.unit || "px";
9    this.now = this.start;
10    this.pos = this.state = 0;
11
12    var self = this;
13    function t( gotoEnd ) {
14        return self.step(gotoEnd);
15    }
16
17    t.elem = this.elem;
18
19    if ( t() && jQuery.timers.push(t) && !jQuery.fx.prototype.timerId ) {
20        //timerId = setInterval(jQuery.fx.tick, 13);
21        jQuery.fx.prototype.timerId = setInterval(jQuery.fx.tick, 50);
22    }
23}