//must set fieldID early.

//var logURL='http://www.oxan.com/ws/LogDisplayOldStyle.aspx';
//var logURL='http://alfred4:8881/logdisplay.aspx';
var logURL = '/ws/LogDisplayOldStyle.aspx';
var fieldID='ajaxLoggedValue';

function logifnotdone(userID,itemID) {
  record=document.getElementById(fieldID);
  if (record) {
	if (record.value !='1') {
		log(userID,itemID);
	}
  }
}
function log(userID,itemID) {
    loadXMLDoc(logURL + '?I=' + itemID + '&U=' + userID);
}

function loadXMLDoc(url) {
	
	//alert('URL:' + url);
	
	// branch for native XMLHttpRequest object
	if (window.XMLHttpRequest) {
		req = new XMLHttpRequest();
		//alert('loggingDIRECT');
		req.onreadystatechange = processReqChange;
		req.open("GET", url, true);
		req.send(null);
		
	// branch for IE/Windows ActiveX version
	} else if (window.ActiveXObject) {
		req = new ActiveXObject("Microsoft.XMLHTTP");

		if (req) {
		//	alert('loggingIE');
			req.onreadystatechange = processReqChange;			
			req.open("GET", url, true);
			req.send();
		}
	}
}
function processReqChange() {
	// only if req shows "loaded"
	
	if (req.readyState == 4) {
		// only if "OK"	
		//alert('logging: ' + req.responseText);			
		if (req.status == 200) {							
			record=document.getElementById(fieldID);
			if (req.responseText=='OK') {
				if (record.value !='1') {
					record.value=1;
					//alert('logged');
				} else {
					//alert('already logged');
				}
			} else {
				//alert('incorrect response ' + req.responseText);
			}
			return true;
		} else {
			return false							
			//alert("There was a problem retrieving the XML data:\n" + req.statusText);
		}
	} else {
		//alert ('req ready state:' + req.readyState);
	}
}