https://www.borsaitaliana.it/media-rwd/assets/js/bit.cookies.js

1var bit = bit || {};
2
3bit.cookies = (function ($) {
4    var header = $('.js--heading'),
5        cookies = $('.js--cookies'),
6        wrapper = $('.js--wrapper'),
7        search = $('.js--offcanvas-search'),
8        toggle = $('*'),
9        body = $('body'),
10        h = header.outerHeight(),
11        s = search.outerHeight(),
12        c = cookies.outerHeight(),
13        event = bit.device.device ? 'touchend' : 'click',
14        condition = bit.device.device && body.hasClass('is--cookies'),
15
16        setHeader = function () {
17            if (header.hasClass('is--shown')) {
18                if (bit.device.screen) {
19                    search.css('top', c);
20                } else {
21                    header.css('top', c);
22                }
23            } else {
24                header.css('top', '');
25                search.css('top', '');
26            }
27        },
28
29        state = function () {
30            var v = bit.device.screen ? s + h : c + h;
31            if (condition) {
32                setHeader();
33                wrapper.css('padding-top', v);
34            }
35        },
36
37        scroll = function () {
38            if (condition) {
39                $(window).on('scroll.cookies', function () {
40                    setHeader();
41                });
42            }
43        },
44
45        hendlerBanner = function () {
46            body.removeClass('is--cookies');
47            if (condition) {
48                wrapper.css('padding-top', '');
49                if (bit.device.screen) {
50                    search.css('top', '');
51                } else {
52                    header.css('top', '');
53                }
54                $(window).unbind('scroll.cookies');
55            }
56        },
57
58        handlerClick = function () {
59            toggle.on(event, function () {
60                hendlerBanner();
61            });
62        },
63
64        handlerScroll = function () {
65            $(window).on('scroll', function () {
66                hendlerBanner();
67            });
68        },
69
70        init = function () {
71            state();
72            scroll();
73            handlerClick();
74            handlerScroll();
75        };
76
77    return {
78        init: init()
79    };
80
81})(jQuery);