title: JButton() only working when mouse hovers
body: <pre><code>    import java.awt.*;
      import java.awt.image.*;
      import java.awt.event.*;
      import javax.imageio.*;
      import java.lang.*;
      import java.io.*;
      import javax.swing.*;
      public class MainClass extends Component{
         private Image bg;
         private ImageIcon newgame;
         private ImageIcon quit;
         private ImageIcon options;
         private JButton bquit;
         private JButton boptions;
         private JButton bnewgame;
         private static Container pane; //Container
  
      public void loadImage() {
          try {
              bg=ImageIO.read(new File("bg1.png"));
          } catch (Exception e) {
          }
          if(bg!=null)
              repaint();
  
      }
      public void paint(Graphics g) {
          g.drawImage(bg,0,0,null);
      }
      public void imageButtons(JFrame f) {
          try {
              quit= new ImageIcon("quit.png");
              options=new ImageIcon("options.png");
              newgame= new ImageIcon("newgame.png");
          }catch(Exception e){}    
          bnewgame= new JButton(newgame);
          boptions= new JButton(options);
          bquit= new JButton(quit);
          bnewgame.setBounds(150,100,400,89);
          boptions.setBounds(150,200,400,89);
          bquit.setBounds(150,300,400,89);
          pane.add(bquit);
          pane.add(boptions);
          pane.add(bnewgame);
      }   
  
  
      public static void main(String args[]) {
  
          MainClass o=new MainClass();    
          FullScreen fs=new FullScreen(); 
          JFrame f1=new JFrame("TITLE");
          pane=f1.getContentPane();
          fs.fullScreenIt(f1);
          pane.add(o);
          f1.setVisible(true);
          o.loadImage();
          o.imageButtons(f1);
      }
  }
  </code></pre>
  
  <p>The Fullscreen is another class which gives a full screen Frame.
  JButton have ImageIcon on them. bg1.png is a background image 
    <strong>Problem</strong> is these JButton become visible only when mouse hovers else they do not appear.</p>