<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

<html>
    <head>
        <title>Audio test</title>
        <script type="text/javascript"></script>
    </head>

    <body>
        <button onclick="playSound('bing');">Play</button>  
        <script>
          setInterval('playSound()', 2000);
          function playSound(){
            var sound=new Audio('bing.mp3');
            sound.play();
          }
        </script>
    </body>
</html>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

<html>
    <head>
        <title>Audio test</title>
        <script type="text/javascript"></script>
    </head>

    <body>
        <button onclick="playSound('bing');">Play</button>  
        <script>
            setInterval('playSound()', 2000);
            function playSound(){
                var sound=new Audio('bing.mp3');
                sound.play();
            }
        </script>
    </body>
</html>

Fix indentations, tabs, spaces, etc.
Fix indentations, tabs, spaces, etc.

Now the default is tab width of 4 spaces, and no tabs but spaces for tabs.
