public class GUI extends JFrame {

	private JPanel contentPane;

	public static void main(String[] args){
		GUI g = new GUI(null);
	}

	public GUI(Applet a) {
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setBounds(100, 100, 947, 539);
		contentPane = new JPanel();
		contentPane.setBackground(Color.DARK_GRAY);
		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
		setContentPane(contentPane);
		setSize(900,450);
		setVisible(true);


		try {
		    for (LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
		        if ("Nimbus".equals(info.getName())) {
		            UIManager.setLookAndFeel(info.getClassName());
		            break;
		        }
		    }
		} catch (Exception e) {
		    // If Nimbus is not available, you can set the GUI to another look and feel.
		}

		JTabbedPane tabbedPane = new JTabbedPane(JTabbedPane.TOP);

		JPanel panel_1 = new JPanel();
		panel_1.setBackground(Color.ORANGE);
		//panel_1.add(a);
		GroupLayout gl_contentPane = new GroupLayout(contentPane);
		gl_contentPane.setHorizontalGroup(
			gl_contentPane.createParallelGroup(Alignment.LEADING)
				.addGroup(Alignment.TRAILING, gl_contentPane.createSequentialGroup()
					.addComponent(panel_1, GroupLayout.DEFAULT_SIZE, 764, Short.MAX_VALUE)
					.addPreferredGap(ComponentPlacement.RELATED)
					.addComponent(tabbedPane, GroupLayout.PREFERRED_SIZE, 160, GroupLayout.PREFERRED_SIZE))
		);
		gl_contentPane.setVerticalGroup(
			gl_contentPane.createParallelGroup(Alignment.LEADING)
				.addGroup(Alignment.TRAILING, gl_contentPane.createSequentialGroup()
					.addGroup(gl_contentPane.createParallelGroup(Alignment.TRAILING)
						.addComponent(panel_1, Alignment.LEADING, GroupLayout.DEFAULT_SIZE, 488, Short.MAX_VALUE)
						.addComponent(tabbedPane, GroupLayout.DEFAULT_SIZE, 497, Short.MAX_VALUE))
					.addGap(2))
		);

		//Image img = new ImageIcon(this.getClass().getResource("/lookup.png")).getImage();
		//Image img1 = new ImageIcon(this.getClass().getResource("/stats.png")).getImage();

		JPanel panel_2 = new JPanel();
		tabbedPane.addTab(null, null, panel_2, null);

		JPanel panel = new JPanel();
		tabbedPane.addTab(null, null, panel, null);

		JPanel panel_3 = new JPanel();
		tabbedPane.addTab("New tab", null, panel_3, null);
		contentPane.setLayout(gl_contentPane);

	}
}