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

public class TwoTestFrames
{
  public static void main ( String[] args )
  {
    int height=100, width=200;
    JFrame master = new JFrame("Click to Close Everything");
    JFrame temp = new JFrame("Click to Close Just This");

    master.setVisible( true );
    master.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
    master.setSize( 400, 300 );
    
    temp.setVisible( true );
    temp.setDefaultCloseOperation( JFrame.DISPOSE_ON_CLOSE  );
    temp.setSize( 300, 200 );

  }
}