function createRequestObject(){

	var req;

	if(window.XMLHttpRequest){
		//For Firefox, Safari, Opera
		req = new XMLHttpRequest();
	}
	else if(window.ActiveXObject){
		//For IE 5+
		req = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else{
		//Error for an old browser
		alert('Your browser is not IE 5 or higher, or Firefox or Safari or Opera'); 
	}

	return req;
}

var http = null;
var oid = "blah";

function sendRequest(url,id){

	var method = 'get';
	oid = id;

	//Make the XMLHttpRequest Object
	http = createRequestObject();
	
	http.open(method,url, true);
	http.onreadystatechange = handleResponse;
	http.send(null);
}

function handleResponse(){
	if(http.readyState == 4 && http.status == 200){
		var response = http.responseText;
		if(response){
			document.getElementById(oid).innerHTML = response;
		}
	} 
}