https://bidem.org/wp-content/themes/vertoh/js/stick.js?ver=5.5.22

1/**
2 * stick date titles to top
3 * @param stickies
4 */
5function stickyTitles(stickies) {
6    var self = this,
7            isLoaded = false;
8
9    this.load = function() {
10        stickies.each(function() {
11            var thisSticky = jQuery(this);
12            if (!self.isLoaded) {
13                thisSticky.wrap('<div class="followWrap" />');
14                thisSticky.parent().height(thisSticky.outerHeight());
15            }
16
17            jQuery.data(thisSticky[0], 'pos', thisSticky.offset().top);
18        });
19
20        self.isLoaded = true;
21    };
22
23    this.scroll = function() {
24        var offsetTop = (parseInt(jQuery(document.body).css('padding-top')) || 0) + 55, // 33px allocated by nav-tabs
25                isFloating = false;
26
27        stickies.each(function(i) {
28
29            var thisSticky = jQuery(this),
30                    pos = thisSticky.hasClass('fixed')
31                    ? jQuery.data(thisSticky[0], 'pos')
32                    : thisSticky.offset().top;
33
34            jQuery.data(thisSticky[0], 'pos', pos);
35            pos -= offsetTop;
36
37            if (pos <= jQuery(window).scrollTop()) {
38                if (!thisSticky.hasClass('fixed')) {
39                    $('.schedule-heading .dropdown').removeClass('open');
40                }
41                thisSticky.addClass("fixed container");
42
43            } else {
44                if (thisSticky.hasClass('fixed')) {
45                    $('.schedule-heading .dropdown').removeClass('open');
46                }
47                thisSticky.removeClass("fixed container");
48            }
49
50            // Remove the fixed class if the sedction is no longer in the viewport
51            // This + 220 is because of the paddings and margins that form empty space.
52
53            if ($('.sticked .end-div').offset().top < (jQuery(window).scrollTop() + 220)) {
54                thisSticky.removeClass("fixed container");
55            }
56
57        });
58
59        if (isFloating) {
60            jQuery('.schedule').addClass('floating');
61        }
62        else {
63            jQuery('.schedule').removeClass('floating');
64
65        }
66    }
67}
68
69// expand menu on click
70jQuery('.schedule > ul li a').click(function(event) {
71    event.preventDefault();
72    jQuery(this).toggleClass('expand');
73});
74
75
76function loadStickyTitles() {
77    var newStickies = new stickyTitles(jQuery(".day-floating"));
78    newStickies.load();
79
80    jQuery(window).on("resize", newStickies.load);
81    jQuery(window).on("scroll", newStickies.scroll);
82}
83
84jQuery(document).ready(function() {
85    loadStickyTitles();
86});