x
 
<!DOCTYPE html>
<html>
<body>
<video width="320" height="240" controls muted>
  <source src="/i/movie.mp4" type="video/mp4">
  <source src="/i/movie.ogg" type="video/ogg">
  Your browser does not support the video tag.
</video>
<p><b>Note:</b>Internet Explorer 9 以及更早的版本不支持 &lt;video&gt; 标签的 muted 属性。</p>
</body>
</html>