import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;

public class Spot extends Applet implements MouseListener {
	private java.awt.point clickPoint = null;
	private static final int RADIUS = 7;
	public void init() {
		addMouseListener(this);
	}
	public void paint(Graphics g) {
		g.drawRect(0, 0, getSize().width -1, GetSize().height -1);
		if (clickPoint != null)
			g.fillOval(clickPoint.x - RADIUS, clickPoint.y - RADIUS, RADIUS*2,RADIUS*2);
	}
	public void mousePressed(MouseEvent event) {
		clickPoint=event.getPoint();
		repaint();
	}
	public void mouseClicked(MouseEvent event) {}
	public void mouseReleased(MouseEvent event) {}
	public void mouseEntered(MouseEvent event) {}
	public void mouseExited(MouseEvent event) {}
}