function createRequestObject() {
	var ro;
	var browser = navigator.appName;
	if (browser == "Microsoft Internet Explorer") {
		ro = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		ro = new XMLHttpRequest();
	}
	return ro;
}

var http = createRequestObject();

function sndReq(get) {
	http.open('get', '?'+get);
	http.onreadystatechange = handleResponse;
	http.send(null);
}

function handleResponse() {
	if (http.readyState == 4){
		var response = http.responseText;
		var update = new Array();

		if (response.indexOf('|' != -1)) {
			update = response.split('|');
			document.getElementById(update[0]).innerHTML = update[1];
		}
	}
}

function updateStates() {
	countryelement = document.getElementById('country');
	country = countryelement.options[countryelement.selectedIndex].value;
	sndReq("action=states&country="+country);
}