https://www.astronomylog.co.uk/wp-content/themes/nova-lite/assets/js/jquery.tinynav.js?ver=1.3

1/*!
2	http://tinynav.viljamis.com v1.1 by @viljamis
3	Licensed under the MIT license
4*/
5
6(function ($, window, i) {
7  $.fn.tinyNav = function (options) {
8
9    // Default settings
10    var settings = $.extend({
11      'active' : 'selected', // String: Set the "active" class
12      'header' : '', // String: Specify text for "header" and show header instead of the active item
13      'label'  : '' // String: sets the <label> text for the <select> (if not set, no label will be added)
14    }, options);
15
16    return this.each(function () {
17
18      // Used for namespacing
19      i++;
20
21      var $nav = $(this),
22        // Namespacing
23        namespace = 'tinynav',
24        namespace_i = namespace + i,
25        l_namespace_i = '.l_' + namespace_i,
26        $select = $('<select/>').attr("id", namespace_i).addClass(namespace + ' ' + namespace_i);
27
28      if ($nav.is('ul,ol')) {
29
30        if (settings.header !== '') {
31          $select.append(
32            $('<option/>').text(settings.header)
33          );
34        }
35
36        // Build options
37        var options = '';
38
39        $nav
40          .addClass('l_' + namespace_i)
41          .find('a')
42          .each(function () {
43            options += '<option value="' + $(this).attr('href') + '">';
44            var j;
45            for (j = 0; j < $(this).parents('ul, ol').length - 1; j++) {
46              options += '- ';
47            }
48            options += $(this).text() + '</option>';
49          });
50
51        // Append options into a select
52        $select.append(options);
53
54        // Select the active item
55        if (!settings.header) {
56          $select
57            .find(':eq(' + $(l_namespace_i + ' li')
58            .index($(l_namespace_i + ' li.' + settings.active)) + ')')
59            .attr('selected', true);
60        }
61
62        // Change window location
63        $select.change(function () {
64          window.location.href = $(this).val();
65        });
66
67        // Inject select
68        $(l_namespace_i).after($select);
69
70        // Inject label
71        if (settings.label) {
72          $select.before(
73            $("<label/>")
74              .attr("for", namespace_i)
75              .addClass(namespace + '_label ' + namespace_i + '_label')
76              .append(settings.label)
77          );
78        }
79
80      }
81
82    });
83
84  };
85})(jQuery, this, 0);