virtualbjorn

var helperFunctions = (function () {
	return {
		isSectionInViewport: function (el) {
			const scrollPosition = window.pageYOffset || document.documentElement.scrollTop;
			var top = el.offsetTop;
			var left = el.offsetLeft;
			var width = el.offsetWidth;
			var height = el.offsetHeight;

			while (el.offsetParent) {