src="../js/app.js"></script>

  <!--  CSS and javascript for this example.  -->
  <link href="css/menubar-editor.css" rel="stylesheet">
  <script src="js/menubar-editor.js"    type="text/javascript"></script>
  <script src="js/style-manager.js"    type="text/javascript"></script>

  <!-- Preload images -->
  <link rel="preload" as="image" href="images/checkbox-checked-focus.svg">
  <link rel="preload" as="image" href="images/checkbox-checked.svg">
  <link rel="preload" as="image" href="images/down-arrow-foc