import java.awt.*;
import java.awt.event.*;
import java.util.*;
import javax.swing.*;

public class Start extends JFrame {

private JButton leftButton


private Container container;
private FlowLayout layout;
private JLabel label;
private JTextField displayField;
private FlowLayout LAYOUT_STYLE = new FlowLayout();
private JFrame window = new JFrame( "Cikgu ajar kanak2");

public Start()
{
layout = new FlowLayout();
container = getContentPane();
container.setLayout( layout );
JLabel message = new JLabel( "Cuba teka...kalau 5 x 6 apa jwpnnye?" );
container.add( message );

leftButton = new JButton( "OK" );
container.add( leftButton );
leftButton.addActionListener(

new ActionListener(){
public void actionPerformed( ActionEvent event )
{
<buat la apa ko nk kt cni>
layout.layoutContainer( container );
}
}
);

displayField = new JTextField( 2);
displayField.setBackground( Color.GREEN );
displayField.setFont( new Font( "SansSerif", Font.ITALIC, 14 ) );
displayField.setEditable( true );
container.add( displayField );

window.setSize( 380, 150);
window.setLayout( LAYOUT_STYLE );

window.add( message );
window.add( leftButton );
window.setVisible( true );

public static void main( String args[] )
{
Start application = new Start();

application.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
}
}