// Generic xml handling
function loadXML(request, url, handler)
{
	if(window.XMLHttpRequest) {
		request = new XMLHttpRequest();
		request.onreadystatechange = handler;
		request.open("GET", url, true);
		request.send(null);
	} else if(window.ActiveXObject) {
		request = new ActiveXObject("Microsoft.XMLHTTP");
		if(request) {
			request.onreadystatechange = handler;
			request.open("GET", url, true);
			request.send();
		}
	}

	return request;
}