function getScript_cds(src,callback)
{
	var head = document.getElementsByTagName("head")[0];        
	var js = document.createElement("script");        
	js.setAttribute("src",src);        
	js.onload = js.onreadystatechange = function()        
	{        
		if (!this.readyState || this.readyState == "loaded" || this.readyState == "complete")        
		{    
			head.removeChild(js);    
			if(callback) callback();
		}        
	}        
	head.appendChild(js); 
} 
//VSDN 反调用接口
function goOn(url)
{
	if(window.navigator.userAgent.indexOf("Firefox")>=1)
	{
		objWMP = document.getElementById("WMPPlayer_f");
		objWMP.URL=url;	
		objWMP.controls.play();
		objWMP.controls.stop();
	}
	else
	{
		objWMP = document.getElementById("WMPPlayer");
		objWMP.URL=url;	
		objWMP.controls.play();
		objWMP.controls.stop();
	}
	SWF1.getliveurl(url);//给flash传递参数
}

//更换视频内容 √
function ChangeUrl(vUrl)
{	
	objWMP = document.getElementById("WMPPlayer");
	objWMP.URL=vUrl;
	objWMP.controls.play();
}

//播放 √
function DoPlay() {
    objWMP = document.getElementById("WMPPlayer");   
    if (objWMP.playState == 3) 
    {
        objWMP.controls.pause();
    } else {
        objWMP.controls.play();
    }
}

//全屏 √
function DoFullScreen(){
    objWMP = document.getElementById("WMPPlayer");
    if(objWMP.playState != 3) return;
    objWMP.fullscreen = true;
}

//停止 √
function DoStop() {
    objWMP = document.getElementById("WMPPlayer");

	  objWMP.controls.stop();
}

//静音 √
function DoMute() {

  objWMP = document.getElementById("WMPPlayer");
        
	if(objWMP.playState != 3) return;
	objWMP.settings.mute = !objWMP.settings.mute;
}

//设置音量 （0-100） √
  function SetVolume(varValue)
  {
    objWMP = document.getElementById("WMPPlayer");
   
    objWMP.settings.volume = varValue;
 
  }

document.getElementById("WMPPlayer").attachEvent ('PlayStateChange', WMPPlayer_PlayStateChange);
//根据状态显示
function WMPPlayer_PlayStateChange() {	
  objWMP = document.getElementById("WMPPlayer");
  //alert(objWMP.playState);

	switch(objWMP.playState) {
		case 1 : //stop
		    //if (lblStatus) lblStatus.innerHTML="停止";
		    try{SWF1.showTyep("停止");}catch(e){}
		    //alert('停止!');
			break;
		case 2 :  //pause
		    //if (lblStatus) lblStatus.innerHTML="暂停";
		    try{SWF1.showTyep("暂停");}catch(e){}
		    //alert('暂停!');
			break;
		case 3 : //play
		    //if (lblStatus) lblStatus.innerHTML="播放";
		    try{SWF1.showTyep("播放");}catch(e){}
		    //alert('播放!');
			break;
		case 6:  //buffering
		    //if (lblStatus) lblStatus.innerHTML="正在缓冲...";
		    try{SWF1.showTyep("正在缓冲");}catch(e){}
		    //alert('正在缓冲!');
	    break;
		case 9:  //正在连接
		    //if (lblStatus) lblStatus.innerHTML="正在连接...";
		    try{SWF1.showTyep("正在连接");}catch(e){}
		    //alert('正在连接!');
		  break;
		default:
			break;
	}
}