// purpose: set up and display a window

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

public class DisplayWindow {

    // method main(): program starting point
    public static void main( String[] args ) {

        // get a window
        JFrame window = new JFrame( "My Display" );
        window.setSize( 150, 125 );

        // set window background color to black
        Container pane = window.getContentPane();
        pane.setBackground( Color.BLACK );

        // set up is complete, make window visible
        window.setVisible( true );
    }
}