Solution

//Purpose: To write a greetings "Hello World" inside of a web-page.
//         

import java.awt.Graphics;  //import the Graphics class
import java.applet.Applet; //import the Applet class



public class HelloWorld extends Applet {
   public Color color = new Color(0,255,255);

   //Note that g is the local Graphics object representing the 
   //portion of the web-page designated for the applet when it
   //is included in HTML.
   //called when the contents of the component should be painted in
   //response to the component first being shown or damage needing repair.
   public void paint(Graphics g) {
       g.setColor( color );
       g.drawString("Hello World!", 25, 25); //start at 25,25 pixel location for the baseline of the text
   }
}