怎样取得mediaPalyer播放的时间值

<HTML>
<HEAD><TITLE>Windows Media Player</TITLE></HEAD>
<BODY>
<OBJECT id=Player style="LEFT: 0px; POSITION: relative; TOP: 0px" 
type=application/x-oleobject 
standby="Loading.... Microsoft Windows Media Player"
classid=CLSID:6BF52A52-394A-11d3-B153-00C04F79FAA6>
<PARAM NAME="URL" VALUE="big.mp3">
<PARAM NAME="autoStart" VALUE="true">
<PARAM NAME="playCount" VALUE="2">
</OBJECT>
<DIV ID="itime"></DIV>
<SCRIPT>
SetTimer1 = window.setInterval("itime.innerHTML=Player.controls.currentPositionString",1000);
</SCRIPT>
</BODY>
</HTML>用Player.controls.currentPositionString可以取得时间..
//Player是你的WMP的ID.