rem: client.sound.play (uri); 
add: try { client.sound.play (uri); } catch (ex) {  } 
context: function playSound (file){    if (!client.sound || !file)        return;        if (file == "beep")    {        client.sound.beep();    }    else    {        var uri = Components.classes["@mozilla.org/network/standard-url;1"];        uri = uri.createInstance(Components.interfaces.nsIURI);        uri.spec = file;        client.sound.play (uri);    }}
meta: 1622	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1622/ae3e9c530285bc8229345d073a6ffe21da75636f/static.js/clean/xul/content/static.js