Add a background image for Java GUI...Please help

[Chaturaka Gunatilaka]

import java.awt.*;
    
    import javax.swing.*;
    class Demo1{
    	public static void main(String args[]){
    		JFrame f1=new JFrame("NetBeans IDE Installer");
    		f1.setSize(600,450);
    		
    		f1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    		f1.setLocationRelativeTo(null);
    		JButton nextButton=new JButton("Next >");
    		JButton cancelButton=new JButton("Cancel");		
    		JButton customizeButton=new JButton("Customize");
    		
    		JPanel buttonPane1=new JPanel(new FlowLayout(FlowLayout.RIGHT));
    		JPanel buttonPane2=new JPanel(new FlowLayout(FlowLayout.CENTER));
    		buttonPane1.add(nextButton);
    		buttonPane1.add(cancelButton);
    		buttonPane2.add(customizeButton);
    		
    		
    		f1.add("South",buttonPane1);
    		f1.add("Center",buttonPane2);
    		
    		f1.setVisible(true);
    	}
    }

I want to add this image to my GUI code.How can I do that?Thank you.
This is the image related to the question.

[Michael Dunn]

read the Swing FAQ on this forum's main page

[Jan Cumps]

This is the link into that faq.

[Kemal Sokolovic]

As Michael pointed, you can refer to Swing Faq. There is a page that will give you a solution to your problem.