function playMusic(music,o)
        {
        if(music=="")
        {
        alert("文件不存在！");
        return;
        }
        if(o.title=="play")
        {
        document.getElementById("player").innerHTML="<embed src='"+music+"' autostart='true'  style='width: 0px; height: 0px'></embed>";
           var pic=document.getElementsByTagName("img");
           for (var i=0;i<pic.length;i++)
           { 
               if(pic[i].title=="stop")
               {
               pic[i].title="player";
               pic[i].src="Images/TAG/play.gif";
               }
           }
        o.src="Images/TAG/stop.gif";
        o.title="stop";
        return;
        }
         if(o.title=="stop")
         {
         document.getElementById("player").innerHTML="";
         o.src="Images/TAG/play.gif";
         o.title="play";
         return;
         }
        }