mple Using aria-activedescendant</a></li>
          <li><a href="examples/radio-rating.html">Rating Radio Group Example</a>: Radio group that provides input for a five-star rating scale.</li>
        </ul>
      </section>

      <section id="keyboard_interaction">
        <h2>Keyboard Interaction</h2>
        <section>
          <h3>For Radio Groups Not Contained in a Toolbar</h3>
          <p>
            This section describes the keyboard interaction implemented for most radio groups.
            For th