Typekit web font events

webfont.html

<script src="https://use.typekit.net/xxxxxxx.js"></script>
<script>
  try {
    Typekit.load({
      loading: function() {
        // JavaScript to execute when fonts start loading
      },
      active: function() {
        // JavaScript to execute when fonts become active
      },
      inactive: function() {
        // JavaScript to execute when fonts become inactive
      }
    })
  } catch(e) {}
</script>