The Quintessential Applet

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

public class BasicApplet extends Applet {
// This method is called once by the browser when it starts the applet.
public void init() {
}

// This method is called whenever the page containing this applet is made visible.
public void start() {
}

// This method is called whenever the page containing this applet is not visible.
public void stop() {
}

// This method is called once when the browser destroys this applet.
public void destroy() {
}

// This method is called whenever this applet needs to repaint itself.
public void paint(Graphics g) {
}
}
Here is an example of an HTML file that will cause the browser to load and start the applet: