open-data-computing.github.io/index.html at master · open-data-computing/open-data-computing.github.io · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
---
layout: compress
---

<!DOCTYPE html>
<html>
{% include head.html %}

<body>
  {% include navbar.html %}
  {% include showcase.html %}
  {% include about.html %}
  <!-- {% include cfp.html %} -->
  {% include schedule.html %}
  {% include people.html %}
  {% include participant.html %}
  <!--Footer begins here-->
  {% include footer.html %}
</body>
<script>
  var navItems = document.getElementsByClassName('navbar-item');
  var heroes = document.getElementsByClassName('hero');
  const viewOffset = 200;

  window.addEventListener("scroll", function (event) {
    var scroll = this.scrollY;
    var position = window.pageYOffset;

    for (var i = 0; i < navItems.length; i++) {
      navItems[i].classList.remove('is-active');
    }

    for (var i = 0; i < heroes.length; i++) {
        var sectionTop = heroes[i].offsetTop-viewOffset;
        var sectionBottom = heroes[i].offsetTop + heroes[i].offsetHeight-viewOffset;

        if (scroll >= sectionTop && scroll < sectionBottom) {
          navItems[i+1].classList.add('is-active');
      }
    }
  });
</script>

</html>