option>
          <option value="simple">Simple</option>
        </select>
        <select name="side" onchange="document.forms.options.submit()">
          <option value="start">Start</option>
          <option value="end">End</option>
          <option value="top">Top</option>
          <option value="bottom">Bottom</option>
        </select>
      </form>

    <p>
      <input type="button" value="Export to XML" onclick="toXml()">
      &nbsp;
      <input type="button" value="Import from XML" onclick="f