1   
2   import java.awt.*;
3   import java.awt.event.*;
4   import javax.swing.*;
5   
6     void jButton1_actionPerformed(ActionEvent e) {
7       JFrame frame = new  JFrame();
8   
9       String message = "www.DevSuperPage.com";
10     
11     // Message with OK button
12      JOptionPane.showMessageDialog(frame, message);
13      
14      //message with confirm button
15      JOptionPane.showConfirmDialog(frame,message);
16  
17      //message with input
18     String sText=   JOptionPane.showInputDialog(frame,message);
19      JOptionPane.showMessageDialog(frame,"You said "+sText);
20      
21    }