nel&gt;
 &lt;/UserControl&gt;

private void OnMarkerReached(object sender, TimelineMarkerRoutedEventArgs e)
{
   captionText.Focus();
   captionText.SelectedText = e.Marker.Text.ToString() + "\n";
}
</pre>
            <p>This example is shown in operation in the <a href="https://www.w3.org/WAI/WCAG20/Techniques/working-examples/MediaTimelineMarkersTestPage.html">working example of Media Timeline Markers</a>.</p>
         </section>
      </section>
   </section><section class="tests"><h2>Tests</h2>
      <s