<ul>
  <li class="calc-main">
    <a href="#" class="calc">Calculator</a>
    <div id="calculator_wrapper">
      <form id="calculator">
        <div class="input-wrapper">
          <input type="text" id="calculator_input" />
          <div class="help-wrapper">
            <a href="#">Hints</a>
            <dl class="help"></dl>
          </div>
        </div>
        <input id="calculator_button" type="submit" value="="/>
        <input type="text" id="calculator_output" readonly />
      </form>
    </div>
  </li>
</ul>
