var ajaxRequest = null;

function ajax_initialize() {
	ajaxRequest=null;
	if(typeof XMLHttpRequest!='undefined') {
		ajaxRequest = new XMLHttpRequest();
	}
	if(ajaxRequest == null) {
	    var ie_versions = ["MSXML2.XMLHttp.5.0", "MSXML2.XMLHttp.4.0","MSXML2.XMLHttp.3.0", "MSXML2.XMLHttp", "Microsoft.XMLHttp"];
	    for(var i=0; i <ie_versions.length; i++) {
	        try {
	            ajaxRequest = new ActiveXObject(ie_versions[i]);
				break;
	        }
	        catch (error) {}
	    }
	}
}

/*
function update(element) {
	alert(element); 
	if(ajaxRequest.readyState===4) {
		alert("yeah baby");
		document.getElementById(element).innerHTML = ajaxRequest.responseText;
	}
}
	
function ajax_request(url, element) {
	ajaxRequest.open("GET", url, true);
	ajaxRequest.onreadystatechange = update(element);
	ajaxRequest.send(null);
}
*/