var lpxhr = null;

function processLPReqChange()
{

	if (lpxhr.readyState == 4)	{
	// 4 = "loaded"
	  if (lpxhr.status == 200)	{
		// 200 = "OK"
		}
	  else
		{
		alert("LP Problem retrieving data:" + lpxhr.readyState + " " + lpxhr.statusText + " " + lpxhr.status);
		}
	  }
}

function logPageview(reis,pagina,foto)
{
	var RefURL = document.referrer;
	
	if (RefURL == "") {
		RefURL = "unknown";
		}
		
	if (window.XMLHttpRequest) {
	  lpxhr = new XMLHttpRequest();
	}
	else if (window.ActiveXObject) {
	  lpxhr = new ActiveXObject("Msxml2.XMLHTTP");
	}
	
	if (lpxhr!=null) {
		lpxhr.onreadystatechange = processLPReqChange;
		lpxhr.open('post','/asp/travels_logpageview.asp?reis=' + reis + '&pagina=' + pagina + '&foto=' + foto + '&RefURL=' + RefURL);
		lpxhr.send('');
	}
	else {
		alert("Your browser does not support XMLHTTP.");
	}
}