private void checkUpdate(boolean showNoUpdate) throws InterruptedException, ExecutionException, MalformedURLException{

		ExecutorService executor = Executors.newSingleThreadExecutor();
		Future<Boolean> task = null;
		task = executor.submit(new Updater(lastVersionURL));
		if (task.get())
			showMessage(("New version available, check the project page!"));
		else
			if (showNoUpdate)
				showMessage(("No new version available"));
		executor.shutdown();


	}