function showdbnr(id)
{
ajaxpl("dbshow.aspx?id="+id,"curChannel");
}
function changvid(vistr)
{
var str1=vistr.split('|');
	document.getElementById("curChannel").innerText=str1[0];
		document.wmPlayer.Stop();
		document.wmPlayer.FileName=str1[1];
		document.wmPlayer.Play();
}

function  ajaxpl(url,divId) { 

xmlhttp_request=getXMLRequester();

xmlhttp_request.onreadystatechange = function() 
{
if (xmlhttp_request.readyState == 4)
{
if (xmlhttp_request.status == 200)
{

//var stateD=document.getElementById(divId);
//stateD.style.display="block";
changvid(xmlhttp_request.responseText);

}
else
{
//alert("请求页面错误");
document.getElementById(divId).innerHTML="暂无信息！";
}
}
else
{
	var stateD=document.getElementById(divId);
	stateD.style.display="block";
	stateD.innerHTML="页面加载中...";
}
}

xmlhttp_request.open('GET', url, true); 

xmlhttp_request.send(null); }