https://www.pilkington.com/_externalbuilds/NSG.WCM.Pilkington.Core/js/top-menu-toggle.js

1"use strict";
2
3$j(document).ready(function () {
4
5    // Is it a main navigation click or should it be closed
6    $j(document).click(function (event) {
7
8        var clickover = $j(event.target);
9        //console.log(clickover);
10        var _opened = $j("header").hasClass("open");
11
12        if (!clickover.is("#btn-nav")) {
13            if (clickover.closest('#navigation').length || clickover.closest('.search-container').length) {} else {
14                if (_opened) {
15                    // Menu is open and its outside of the main naigation - needs to close
16                    $j("#navigation").slideToggle("fast", function () {
17                        $j('header').removeClass('open').addClass('closed');
18                    });
19                }
20            }
21        }
22    });
23
24    // Toggles the Menu Open status
25
26    $j("#btn-nav").click(function () {
27        if ($j("header").hasClass("open")) {
28
29            $j("#navigation").slideToggle("fast", function () {
30                $j('header').removeClass('open').addClass('closed');
31            });
32        } else {
33
34            $j("#navigation").slideToggle("fast", function () {
35                $j('header').removeClass('closed').addClass('open');
36            });
37        }
38    });
39
40    // Added functionality for the icon nav
41    $j(".icon-nav-control").click(function () {
42        $j(".icon-nav").toggleClass("open");
43        $j(".icon-nav-control").toggleClass("open");
44    });
45});
46