d="intro" class="punchAnimation">
         <img class="logo" src="images/punchometer.png"/>
         <div class="readyToPunch">
            Ready to measure the strength of your punch?
         </div>
      </div>
  </div>

  <div id="game" class="game">
      <div id="game_text" class="shakeToStart" style="display:none;">
              Shake device and find out!
      </div>
      <canvas id="gauge"></canvas>
      <div id="measurement" class="shakeToStart" style="display:none;">
        <div id="preview">