js播放音频文件

<!-- 信息提示音 -->
<SCRIPT type="text/javascript"> 
if(-1 != navigator.userAgent.indexOf("MSIE")) 
{ 
document.write(' <OBJECT id="Player"'); 
document.write(' classid="clsid:6BF52A52-394A-11d3-B153-00C04F79FAA6"'); 
document.write(' width=0 height=0 > <param name="URL" value="msg.mp3" /> <param name="AutoStart" value="false" /> </OBJECT>'); 
} 
else 
{ 
document.write(' <OBJECT id="Player"'); 
document.write(' type="application/x-ms-wmp"'); 
document.write(' autostart="false" src= "msg.mp3" width=0 height=0> </OBJECT>'); 
} 
</SCRIPT>

document.getElementById("Player").controls.play();