yt volume

<html>
<head>
  <title>YouTube Volume Test</title>
  <script type="text/javascript"
      src="https://ajax.googleapis.com/ajax/libs/swfobject/2.2/swfobject.js">
  </script>
  <script type="text/javascript">

    // Load YouTube video when the document is ready.
    window.onload = function() {
        var params = {
          allowScriptAccess: "always"
        };
        var attrs = {
          id: "player"
        };

        swfobject.embedSWF(
          "http://www.youtube.com/e/dQw4w9WgXcQ?enablejsapi=1&autoplay=1",
          "video", "640", "510", "8", null, null, params, attrs);
    };

    function onYouTubePlayerReady() {
        var player = document.getElementById("player");

        // Set the volume between 0 and 100.
        player.setVolume(10);
    }

  </script>
</head>
<body>
  <div id="video"></div>
</body>
</html>