private void diffDesc(int what, ArrayList<Change> list, DescRec rec,
			HashMap<String, Object> map) {
		if (map == null) {
			System.out.println("Category '" + rec.getId() + "' is used but no longer listed");
			return;
		}
		// Name or description changed?
		String b = (String) map.get("name");
		if (Change.fieldChanged(rec.getName(), b)) {
			list.add(DescChange.setName(rec, b));
		}
		b = (String) map.get("description");
		if (Change.fieldChanged(rec.getDescription(), b)) {
			list.add(DescChange.setDescription(rec, b));
		}
	}