private void buildGUI() {
		frame = new JFrame("Loading Yamg...");
		JPanel mainPanel = new JPanel();
		mainPanel.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
		mainPanel.setLayout(new BorderLayout());
		bar = new JProgressBar();
		bar.setStringPainted(true);
		mainPanel.add(bar);
		frame.getContentPane().add(BorderLayout.CENTER, mainPanel);
		frame.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
		frame.setBounds(Helper.getCenteredBounds(500, 500));
	}