/* 
 <applet code="One.class" width=400 height=400>
 </applet> 
 */ 

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

public class One extends Applet implements MouseMotionListener {
  public void init() {
    this.addMouseMotionListener(this); 
  } 
  public void paint(Graphics g) {

  }  
  int xOld = -1, yOld = -1; 
  public void mouseMoved(MouseEvent e) { 
    int x = e.getX(), y = e.getY(); 
    if (this.xOld < 0) {

    } else { 
      Graphics g = this.getGraphics(); 
      g.drawLine(this.xOld, this.yOld, x, y); 
    } 
    this.xOld = x;
    this.yOld = y; 
  } 
  public void mouseDragged(MouseEvent e) { 

  } 
}