// Ajax

function ajax(url)
{

req = null;

if (window.XMLHttpRequest) {
req = new XMLHttpRequest();
req.onreadystatechange = processReqChange;
req.open("GET",url,true);
req.send(null);

} else if (window.ActiveXObject) {
req = new ActiveXObject("Msxml2.XMLHTTP");

req.onreadystatechange = processReqChange;
req.open("GET",url,true);
req.send();
			}
				}