private IQ parseBrief(XmlPullParser parser) throws Exception {
		BriefStatistics stat = new BriefStatistics();
		
		boolean done = false;
		while (!done) {
			int eventType = parser.next();
			if (eventType == XmlPullParser.START_TAG) {
				if (parser.getName().equals("from")) {
					stat.setFromBalance(Float.parseFloat(parser.nextText()));
				} else if (parser.getName().equals("to")) {
					stat.setToBalance(Float.parseFloat(parser.nextText()));
				} else if (parser.getName().equals("spent")) {
					stat.setSpentBalance(Float.parseFloat(parser.nextText()));
				} else if (parser.getName().equals("refill")) {
					stat.setRefillBalance(Float.parseFloat(parser.nextText()));
				}
			} else if (eventType == XmlPullParser.END_TAG) {
				if (parser.getName().equals("brief")) {
					done = true;
				}
			}
		}
		return stat;
	}