Soda stream Legal page autoscroll.

<script>
(function() {
    var timer;
    var SCROLL_STEP_OFFCET = 10;
    var ELEMENT_POSITION_TOP_OFFCET = 100;
    var scroolOffset;
    function getCoords(elem) {
        var box = elem.getBoundingClientRect();
        var body = document.body;
        var docEl = document.documentElement;
        var scrollTop = window.pageYOffset || docEl.scrollTop || body.scrollTop;
        var clientTop = docEl.clientTop || body.clientTop || 0;
        var top = box.top + scrollTop - clientTop - ELEMENT_POSITION_TOP_OFFCET;
        return top;
    }

    function smoothScroll() {
        timer--;
        var stepOffset;

        var currentPosition = window.scrollY || window.pageYOffset;

        if (currentPosition < scroolOffset) {
            stepOffset = currentPosition + SCROLL_STEP_OFFCET;
        }

        window.scrollTo(0, stepOffset);
        if (window.scrollY !== scroolOffset && timer > 0) {
            setTimeout(smoothScroll, 5);
        }
    }

    function scrollToElement(selector) {
        var pageSlider = document.querySelector(selector);
        if (pageSlider) {
            scroolOffset = parseInt(getCoords(pageSlider));
            timer = parseInt(scroolOffset / 10);
            smoothScroll();
        }
    }
    if (window.localStorage.getItem('adoricTermsRedirectGasExchange') === 'true') {
        window.localStorage.removeItem('adoricTermsRedirectGasExchange');
        scrollToElement('[data-target="#legal-section"] div:nth-child(3) h2');
    }
})();
</script>