https://www.olivetti.com/sites/all/themes/drupalexp/assets/js/drupalexp-sticky.js?tm0mqn

1(function($) {
2    var mobile_sticky = false;
3    $.fn.dexpsticky = function(e) {
4        this.each(function() {
5            var b = $(this);
6            b.addClass('dexp-sticky');
7            b.data('offset-top', b.data('offset-top') || b.offset().top);
8            b.data('max-height', b.outerHeight());
9            var c = $('<div>').addClass('sticky-wrapper');
10            b.wrap(c);
11            var d = b.parents('.sticky-wrapper');
12            b.width(d.width());
13            setInterval(function() {
14                d.height(b.outerHeight());
15                b.width(d.width());
16            }, 50);
17            var scrollTimeout;
18            var delay = 15;
19            var scrollHandler = function() {
20                if(mobile_sticky == false && $(window).width() < 992){
21                    return;
22                }
23                if ($(window).scrollTop() > b.data('offset-top')) {
24                    b.addClass('fixed');
25                    setTimeout(function() {
26                        b.addClass('fixed-transition');
27                    }, 10);
28                } else {
29                    b.removeClass('fixed');
30                    setTimeout(function() {
31                        b.removeClass('fixed-transition');
32                    }, 10);
33                }
34            };
35            $(window).bind('scroll', function() {
36                if(b.hasClass('fixed')){
37                    delay = 50;
38                }else{
39                    delay = 10;
40                }
41                if (scrollTimeout) {
42                    clearTimeout(scrollTimeout);
43                    scrollTimeout = null;
44                }
45                scrollTimeout = setTimeout(scrollHandler, 0);
46            }).bind('resize', function() {
47                b.removeClass('fixed fixed-transition').data('offset-top', b.offset().top);
48                $(window).scroll();
49            }).scroll();
50        });
51    };
52    $(window).on('load',function() {
53        if(!$('body').hasClass('menu-left') && !$('body').hasClass('menu-right')){
54            $('.dexp-sticky').dexpsticky();
55        }
56    });
57}(jQuery));