var xmlHttp
function request(id){
	/*var data = "yeucau=" + encodeURI(document.thu.yeucau.value);
	data += "&password=" + encodeURI(document.thu.password.value);*/
	var url;
	//url=url+"?"+data;
	url="statistic.php?channel="+id+"&sid="+Math.random();
	to_server(url);
}
function to_server(url)
{ 
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
 {
 return;
 } 
xmlHttp.onreadystatechange=stateChanged ;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function stateChanged() 
{ 
 	
}

function GetXmlHttpObject()
{
var xmlHttp=null;

try
 {
 // Firefox, Opera 8.0+, Safari
 xmlHttp=new XMLHttpRequest();
 }
catch (e)
 {
 // Internet Explorer
 try
  {
  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  }
 catch (e)
  {
  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
 }
return xmlHttp;
}