private static Document getXmlFile() throws Exception {
	  try {
		  File file=new File(UsersInfoFile);
          DocumentBuilderFactory f = DocumentBuilderFactory.newInstance();
          f.setValidating(false);
          DocumentBuilder builder = f.newDocumentBuilder();
          return builder.parse(file);
	  } catch (Exception exception) {
	      String message = "XML parsing error!";
	      throw new Exception(message);
		          }
  }