https://saveourseas.com/wp-content/themes/sosf/js/toc.js?ver=1

1(function($) {
2  $.fn.smoothScroller = function(options) {
3    options = $.extend({}, $.fn.smoothScroller.defaults, options);
4    var el = $(this);
5
6    $(options.scrollEl).animate({
7      scrollTop: el.offset().top - $(options.scrollEl).offset().top - options.offset
8    }, options.speed, options.ease, function() {
9      var hash = el.attr('id');
10
11      if(hash.length) {
12        if(history.pushState) {
13         // history.pushState(null, null, '#' + hash);
14        } else {
15          document.location.hash = hash;
16        }
17      }
18
19      el.trigger('smoothScrollerComplete');
20    });
21
22    return this;
23  };
24
25  $.fn.smoothScroller.defaults = {
26    speed: 400,
27    ease: 'swing',
28    scrollEl: 'body,html',
29    offset: 0
30  };
31  
32   //console.log(options.offset);
33
34  $('body').on('click', '[data-smoothscroller]', function(e) {
35    e.preventDefault();
36    var href = $(this).attr('href');
37	alert("sfdghj");
38    if(href.indexOf('#') === 0) {
39      $(href).smoothScroller();
40    }
41  });
42}(jQuery));
43
44(function($) {
45var verboseIdCache = {};
46$.fn.toc = function(options) {
47  var self = this;
48  var opts = $.extend({}, jQuery.fn.toc.defaults, options);
49
50  var container = $(opts.container);
51  var headings = $(opts.selectors, container);
52  var headingOffsets = [];
53  var activeClassName = opts.activeClass;
54
55  var scrollTo = function(e, callback) {
56    if (opts.smoothScrolling && typeof opts.smoothScrolling === 'function') {
57      e.preventDefault();
58      var elScrollTo = $(e.target).attr('href');
59
60      opts.smoothScrolling(elScrollTo, opts, callback);
61    }
62    $('li', self).removeClass(activeClassName);
63    $(e.target).parent().addClass(activeClassName);
64  };
65
66  //highlight on scroll
67  var timeout;
68  var highlightOnScroll = function(e) {
69    if (timeout) {
70      clearTimeout(timeout);
71    }
72    timeout = setTimeout(function() {
73      var top = $(window).scrollTop(),
74        highlighted, closest = Number.MAX_VALUE, index = 0;
75      
76      for (var i = 0, c = headingOffsets.length; i < c; i++) {
77        var currentClosest = Math.abs(headingOffsets[i] - top);
78        if (currentClosest < closest) {
79          index = i;
80          closest = currentClosest;
81        }
82      }
83      
84      $('li', self).removeClass(activeClassName);
85      highlighted = $('li:eq('+ index +')', self).addClass(activeClassName);
86      opts.onHighlight(highlighted);      
87    }, 50);
88  };
89  if (opts.highlightOnScroll) {
90    $(window).bind('scroll', highlightOnScroll);
91    highlightOnScroll();
92  }
93
94  return this.each(function() {
95    //build TOC
96    var el = $(this);
97    var ul = $(opts.listType);
98
99    headings.each(function(i, heading) {
100      var $h = $(heading);
101      headingOffsets.push($h.offset().top - opts.highlightOffset);
102
103      var anchorName = opts.anchorName(i, heading, opts.prefix);
104
105      //add anchor
106      if(heading.id !== anchorName) {
107        var anchor = $('<span/>').attr('id', anchorName).insertBefore($h);
108      }
109
110      //build TOC item
111      var a = $('<a/>')
112        .text(opts.headerText(i, heading, $h))
113        .attr('href', '#' + anchorName)
114        .bind('click', function(e) {
115          $(window).unbind('scroll', highlightOnScroll);
116          scrollTo(e, function() {
117            $(window).bind('scroll', highlightOnScroll);
118          });
119          el.trigger('selected', $(this).attr('href'));
120        });
121
122      var li = $('<li/>')
123        .addClass(opts.itemClass(i, heading, $h, opts.prefix))
124        .append(a);
125
126      ul.append(li);
127    });
128    el.html(ul);
129  });
130};
131
132
133jQuery.fn.toc.defaults = {
134  container: 'body',
135  listType: '<ul/>',
136  selectors: 'h1,h2,h3',
137  smoothScrolling: function(target, options, callback) {
138    $(target).smoothScroller({
139      offset: options.scrollToOffset
140    }).on('smoothScrollerComplete', function() {
141      callback();
142    });
143  },
144  scrollToOffset: 0,
145  prefix: 'toc',
146  activeClass: 'toc-active',
147  onHighlight: function() {},
148  highlightOnScroll: true,
149  highlightOffset: 100,
150  anchorName: function(i, heading, prefix) {
151    if(heading.id.length) {
152      return heading.id;
153    }
154
155    var candidateId = $(heading).text().replace(/[^a-z0-9]/ig, ' ').replace(/\s+/g, '-').toLowerCase();
156    if (verboseIdCache[candidateId]) {
157      var j = 2;
158      
159      while(verboseIdCache[candidateId + j]) {
160        j++;
161      }
162      candidateId = candidateId + '-' + j;
163      
164    }
165    verboseIdCache[candidateId] = true;
166
167    return prefix + '-' + candidateId;
168  },
169  headerText: function(i, heading, $heading) {
170    return $heading.text();
171  },
172  itemClass: function(i, heading, $heading, prefix) {
173    return prefix + '-' + $heading[0].tagName.toLowerCase();
174  }
175
176};
177
178}

178)(jQuery);