function cms_list(p,q,v)
{
   var http_request = false;
   if(window.XMLHttpRequest) 
   {
   http_request = new XMLHttpRequest();
       if (http_request.overrideMimeType)
       {
       http_request.overrideMimeType("text/xml");
       }
   }
   else if (window.ActiveXObject)
   {
       try {
       http_request = new ActiveXObject("Msxml2.XMLHTTP");
       } catch (e) {
       try {
       http_request = new ActiveXObject("Microsoft.XMLHTTP");
       } catch (e) {}
       }
   }
   if (!http_request) {
   window.alert("浏览器不支持Ajax | 请更换浏览器");
   return false;
   }
   http_request.onreadystatechange =function(){
       if (http_request.readyState == 4)
       {
           if (http_request.status == 200)
               {
				   document.body.innerHTML = http_request.responseText;
               }
       }else{
           document.getElementById("cms_list").innerHTML = "<div style='text-align:center; padding:20px;'>正在进行，请耐心等待 ...</div>";
       }
   }
   http_request.open("post",v+"class.asp?classid="+p+"&page="+q,true);
   http_request.setRequestHeader("Content-Type","application/x-www-form-urlencoded;");
   http_request.send(null);
   //http_request.send(""); /*有时用这个*/
}