var xmlHttp = createXmlHttpRequestObject();
function createXmlHttpRequestObject()
{
	var xmlHttp;
	if(window.ActiveXObject)
	{
		try
		{
			xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
		}
		catch(e)
		{
			xmlHttp = false;
		}
	}
	else
		{
			try
			{
				xmlHttp = new XMLHttpRequest();
			}
			catch(e)
			{
				xmlHttp = false;
			}
		}
		if(!xmlHttp)
		alert("Error creating the XMLHttpRequest object.");
		else
			return xmlHttp;
}
		
function process()
{

	if(xmlHttp.readyState == 4 || xmlHttp.readyState == 0)
	{
          var cur = window.location.href;
          var re = document.referrer;
        xmlHttp.open("GET","tongji.php?cur=" + cur +"&re=" + re,true);
		xmlHttp.onreadystatechange = handleServerResponse;
		xmlHttp.send(null);
	}
	else
		setTimeout('process()',1000);
}

function handleServerResponse()
{
	if(xmlHttp.readyState ==4)
	{
		if(xmlHttp.status == 200)
		{
//			xmlResponse = xmlHttp.responseXML;
//			xmlDocumentElement = xmlResponse.documentElement;
//			helloMessage = xmlDocumentElement.firstChild.data;
//			setTimeout('process(testshow)',1000);
		}
		else
			{
				alert("There was a problem accessing the server:" + xmlHttp.statusText);
			}
	}
}