https://www.kwu.edu/wp-content/themes/jpl/js/nav.js?ver=4.7.1

1(function ($) {
2  $(function () {
3
4    var $doc = $(document);
5    var $bdy = $('body');
6
7    (function(nav) {
8      var $nav = $(nav);
9      var toggle;
10
11      if ($nav.length) {
12        toggle = function($li, action) {
13          var intent = $li.data('intent');
14          if (intent) {
15            clearTimeout(intent);
16          }
17          if (action) {
18            intent = setTimeout(function() {
19              if (action === 'open') {
20                $li.addClass('hover');
21                $li.find('> .sub-menu').stop(true, true).slideDown(200);
22              } else {
23                $li.removeClass('hover');
24                $li.find('> .sub-menu').stop(true, true).slideUp(200);
25              }
26            }, 100);
27          }
28          $li.data('intent', intent);
29        };
30        $nav.on('mouseenter mouseleave', '.menu-item-has-children', function(e) {
31          if ($('.nav-toggle').css('display') == 'none') {
32            toggle($(this), (e.type === 'mouseenter' ? 'open' : 'close'));
33          }
34        }).on('mouseenter', '.sub-menu', function(e) {
35          if ($('.nav-toggle').css('display') == 'none') {
36            toggle($(this).closest('li'));
37          }
38        });
39      }
40    })('.nav-primary > ul');
41
42    /* main nav submenu, mobile only */
43    $('.nav-primary > ul > li.menu-item-has-children > a').on('click', function (e) {
44      if ($('.nav-toggle').css('display') != 'none') {
45        var $li = $(this).parent();
46        if ($li.hasClass('ddactive')) {
47          $li.children('.sub-menu').slideUp(300, function () {
48            $li.removeClass('ddactive');
49            $(this).removeClass('ddopen');
50          });
51        } else {
52          $li.addClass('ddactive').children('.sub-menu').slideDown(300, function () {
53            $(this).addClass('ddopen').css('display', '');
54          });
55        }
56        e.preventDefault();
57      }
58    });
59
60    /* toggle */
61    $doc.on('click', '.toggle', function(e) {
62      /* toggle content with ID of elements data-target */
63      var target = $(this).attr('data-target');
64      if (target) {
65        if ($(this).hasClass('nav-toggle')) {
66          /* insert/remove menu overlay */
67          if ($('.menu-overlay').length) {
68            $('.menu-overlay').remove();
69          } else {
70            $bdy.append('<div class="menu-overlay"></div>');
71          }
72        }
73        $(target).slideToggle();
74        $(this).toggleClass('toggle-closed');
75        e.preventDefault();
76      }
77    });
78
79    $doc.on('click', '.menu-overlay', function(e) {
80      $('.nav-toggle').trigger('click');
81    });
82
83  });
84})(jQuery);