en and an open node when it is expanded.
          An end node does not have any children.
          For a complete list of terms and definitions, see the <a href="../treeview-pattern.html#terms">Treeview Pattern</a>.
        </p>
      </section>

      <section>
        <h2 id="kbd_label">Keyboard Support</h2>
        <p>
          Note that in this example, selection and focus are distinct; moving focus does not change which node is selected.
          Because selection does not follow focus, keyboard an