https://doahomework.com/js/dropdownMenu.js

1function dropDown(){
2    var drpDwn = $("div.services-link span.service-link_btn"),
3        drpDwnMenu = $(".services_drop_list");
4    if (window.innerWidth <= 1091) {
5        drpDwn.click(function (e) {
6        // e.preventDefault();
7        if (drpDwn.hasClass("opened")) {
8            drpDwnMenu.removeClass("drpdwn");
9            drpDwn.removeClass("opened");
10            $('.services_drop_list_first').removeClass('opened');
11            $('.hh .services_drop_list_itemlist').removeClass('drpdwn');
12            $('.rp .services_drop_list_itemlist').removeClass('drpdwn');
13            $('.ewh .services_drop_list_itemlist').removeClass('drpdwn');
14            $('.other .services_drop_list_itemlist').removeClass('drpdwn');
15        } else {
16            drpDwn.addClass("opened");
17            drpDwnMenu.addClass("drpdwn");
18
19        }
20    });
21    }
22    else{
23        $('.services-link').hover(function () {
24            $('.services_drop_list').removeClass('hidden-list')
25            $('.services_drop_list').addClass('show-list')
26        }, function () {
27            $('.services_drop_list').removeClass('show-list')
28            $('.services_drop_list').addClass('hidden-list')
29        })
30
31
32    $(window).scroll(function() {
33        $('.services_drop_list').removeClass('show-list')
34        $('.services_drop_list').addClass('hidden-list')
35    });
36    }
37};
38dropDown();
39
40function dropDownNext(){
41    var drpDwnNext = $("li.services_drop_list_first");
42    // console.log(drpDwnNext);
43    drpDwnNext.each(function () {
44        $(this).click(function (e) {
45            // e.preventDefault();
46            if (window.innerWidth <= 1091) {
47                if ($(this).hasClass("opened")) {
48                    $(this).find('div').removeClass("drpdwn");
49                    $(this).removeClass("opened");
50                } else {
51                    $(this).addClass("opened");
52                    $(this).find('div').addClass("drpdwn");
53                    $(this).siblings().removeClass("opened");
54                    $(this).siblings().find('div').removeClass("drpdwn");
55                }
56            }else{
57                return;
58            }
59        });
60    });
61};
62dropDownNext();