var AJAXurl = "/ajax.actions.php";
function createRequest() {
	var request = null;
	try {
		request = new XMLHttpRequest();
	} catch (trymicrosoft) {
		try {
			request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (othermicrosoft) {
			try {
				request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch(failed) {
				request = null;
			}
		}
	}
	if(request == null) {
	   alert("Error creating request object!");
	}
	return request;
}