https://www.wintersport-im-erzgebirge.de/wp-content/themes/ark/ass…/components/auto-hiding-navbar.js?ver=6.9.9

1(function($){
2// Auto Hiding Navbar on Scroll
3var AutoHidingNavbar = function() {
4
5    // Handle Auto Hiding Navbar on Scroll
6    var handleAutoHidingNavbar = function() {
7        $(function() {
8            // Hide Header on on scroll down
9            var didScroll;
10            var lastScrollTop = 0;
11            var startScrollTop = 151;
12            var delta = 5;
13            var navbarHeight;
14
15            $(window).scroll(function(event) {
16                didScroll = true;
17                navbarHeight = $('.auto-hiding-navbar').outerHeight();
18            });
19
20            setInterval(function() {
21                if (didScroll) {
22                    hasScrolled();
23                    didScroll = false;
24                }
25            }, 250);
26
27            function hasScrolled() {
28                var st = $(this).scrollTop();
29
30                // Make sure they scroll more than delta
31                if (Math.abs(lastScrollTop - st) <= delta)
32                    return;
33
34                // If they scrolled down and are past the navbar, add class .nav-up.
35                // This is necessary so you never see what is "behind" the navbar.
36                if (st > lastScrollTop && st > navbarHeight) {
37                    // Scroll Down
38                    $('.auto-hiding-navbar').removeClass('nav-down').addClass('nav-up');
39                } else {
40                    // Scroll Up
41                    if (st + $(window).height() < $(document).height()) {
42                        $('.auto-hiding-navbar').removeClass('nav-up').addClass('nav-down');
43                    }
44                }
45
46                lastScrollTop = st;
47            }
48        });
49    };
50
51    return {
52        init: function() {
53            handleAutoHidingNavbar(); // initial setup for auto hiding navbar on scroll
54        }
55    }
56}();
57
58$(document).ready(function() {
59    AutoHidingNavbar.init();
60});
61})(jQuery);