public static File getConfigFile(String fileName) throws IOException {
		Properties props = System.getProperties();
		String userDir = props.getProperty("user.dir");
		File configFile = new File(userDir + separator + "src" + separator
				+ fileName);
		if (configFile.exists() == false)
			configFile = new File(new File(userDir).getParentFile()
					.getAbsolutePath()
					+ separator + "conf" + separator + fileName);
		if (configFile.exists())
			return configFile;
		else
			return null;
	}