private List<Rooms_Organisation> getOrgRoomListByXML(File orgRoomListFile) {
try {
List<Rooms_Organisation> orgRoomList = new LinkedList<Rooms_Organisation>();
SAXReader reader = new SAXReader();
Document document = reader.read(orgRoomListFile);
Element root = document.getRootElement();
for (Iterator<Element> i = root.elementIterator(); i.hasNext(); ) {
Element itemObject = i.next();