text: //classroom.js
  'use strict';
  
  //define(['jquery'],
  //function($) {
  if ( path.match(/^\/classroom/) ) {
      var stage, message, veil
  
      function setup() {
          message.parentElement.removeChild(message)
          stage.classList.remove('is-intro')
          stage.insertBefore(veil, document.getElementById('1'))
      }
  
      function enter(e) {
          /*jshint validthis:true*/
          var targetLayer = this.hash
          $('.classroom-layer--section:not(' + targetLayer + ')').addClass('fade-out')
      }
  
      function exit(e) {
          $('.classroom-layer--section').removeClass('fade-out')
      }
  
      //return {
      function classroom() {
          message = document.getElementById('message')
          stage = document.getElementById('classStage')
          veil = document.getElementById('blackLayer')
  
          window.timer = setTimeout(setup, 1000)
  
          $('.icon').hover(enter, exit)
          $('.icon').click(function(e) { e.preventDefault() })
      }
  //}
  }
  //})
  