in assets/js/plugins/smooth-scroll.js [465:476]
var loopAnimateScroll = function (timestamp) {
if (!start) { start = timestamp; }
timeLapsed += timestamp - start;
percentage = speed === 0 ? 0 : (timeLapsed / speed);
percentage = (percentage > 1) ? 1 : percentage;
position = startLocation + (distance * easingPattern(_settings, percentage));
window.scrollTo(0, Math.floor(position));
if (!stopAnimateScroll(position, endLocation)) {
animationInterval = window.requestAnimationFrame(loopAnimateScroll);
start = timestamp;
}
};