import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;

public class Hello extends MIDlet {

 private Form form;
 private Display dsp;
  
 public void pauseApp() {
 }
 
 public void destroyApp(boolean n) {
 }
 
 public void startApp(){
  dsp = Display.getDisplay(this);
  form = new Form("Hello world");
  dsp.setCurrent(form);
 }

}