function parseXML(xml /* req.responseXML */) {
	var obj = { _text : "" };
	var child = xml.firstChild;
	while (child) {
		if (child.nodeName == "#text") {
			obj._text += child.nodeValue;
		} else if (child.nodeType == 1) {
			if (typeof obj[child.nodeName] == "undefined") {
				obj[child.nodeName] = [];
			}
			obj[child.nodeName][obj[child.nodeName].length] = parseXML(child);
		}
		child = child.nextSibling;
	}
	var att = xml.attributes;
	var i = 0;
	if (att) { // there are attributes
		for (var i = 0; i < att.length; i++) {
			obj[att[i].name] = att[i].value;
		}
	}
	if (obj._text.match(/^\s*$/)) {
		delete obj._text;
	}
	return obj;
}