你可以采用下面的方法
<script language="javascript">
function Play(musicUrl){
if(document.getElementById("blogplayer")) document.getElementById("blogplayer").parentNode.removeChild(document.getElementById("blogplayer"))
   var player = ' <embed src="'+musicUrl+'" id="blogplayer" height="275"';
      player += '     type="application/x-mplayer2" style="display:block"';
      player += '     align="baseline" border="0" width="422" pluginspage="http://www.microsoft.com/isapi/redir.dll?prd=windows&sbp=mediaplayer&ar=media&sba=plugin&"';
      player += '     name="blogplayer" showcontrols="1" showpositioncontrols="0"';
      player += '     showaudiocontrols="1" showtracker="1" showdisplay="0"';
      player += '     showstatusbar="1"';
      player += '     autosize="0" ';
      player += '     showgotobar="0" showcaptioning="0" autostart="1" autorewind="0"';
      player += '     animationatstart="0" transparentatstart="0" allowscan="0"';
      player += '     enablecontextmenu="1" clicktoplay="0" ';
      player += '     defaultframe="datawindow" invokeurls="0">';
      player += ' </embed>';
  document.getElementById("player").innerHTML=player;    }
</script
<div id="player">
</div>
<a href="#" onclick='javascript:Play("http://wstpumps.com/music/ziyoufeixiang.wma");return false;'>自由飞翔</a>
<a href="#" onclick='javascript:Play("http://home.tinp.net.tw/mypage/00021102/2.wma");return false;'>简单爱</a>