          <option>Oakland Raiders</option>
              <option>San Diego Chargers</option>
            </optgroup>
          </select>
        </div>
      </div>

      <h2><a name="selected-and-disabled-support" class="anchor" href="#selected-and-disabled-support">Selected, Disabled and Hidden Support</a></h2>
      <div class="side-by-side clearfix">
        <p>Chosen automatically highlights selected options and removes disabled and / or hidden options.</p>
        <div>
          <em>Single Select</e