</header>
    <!-- emscripten bits -->
    <figure id="module-spinner">
      <div class="spinner"></div>
      <div class='center'><strong>Initializing app...</strong></div>
      <div class='center'>
        On a slow internet connection this may take a moment.  If this
        message displays for "a long time", intialization may have
        failed and the JavaScript console may contain clues as to why.
      </div>
    </figure>
    <div class="emscripten" id="module-status">Downloading...</div>
    <d