function getXML(url, doFunc) {
	var timeoutId;
	var http = getHTTPObject();
	
	http.open("GET", url, true);
	http.onreadystatechange = function() {
		if (http.readyState == 4) {
			if (http.status == 200)
			{
				window.clearTimeout(timeoutId);
				doFunc(http.responseXML);
			}
		}
	}
	http.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
	http.send(null);

	timeoutId = window.setTimeout(
		function() {
			switch (http.readyState) {
				case 1:
				case 2:
				case 3:
					http.abort();
					alert("<?=gettext("Oops. There was an error communicating with the server. Please try again in a few moments.")?>");
					errorDoFunc();
					break;
				default:
					break;
			}
		},
		<?=$GLOBALS['ajaxTimeout']?> // twenty seconds
	);

}