function makeRequest(url,data,outputdiv,showprocessing) {
	var http_request = false;
	if (showprocessing==true) {
		document.getElementById(outputdiv).innerHTML="Loading...";
	}
	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) {
		alert('Could not create an XMLHTTP instance. Update your browser!');
		return false;
	}
	
	http_request.onreadystatechange = function() { showContent(http_request,outputdiv); };
	http_request.open("POST",url,true);
	http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	http_request.send(data);
}


function showContent(http_request,outputdiv) {
	if (http_request.readyState == 4) {
		if (http_request.status == 200) {
			document.getElementById(outputdiv).innerHTML=http_request.responseText;
		} else {
			alert('Request error. ID:'+http_request.status);
		}
	}
}