private void initializeButtons(){
  nextSource=new JButton(">");
  previousSource=new JButton("<");
  informationButton=new JButton("More Information");
  nextSource.addActionListener(null);
  previousSource.addActionListener(null);
  informationButton.addActionListener(null);
}

private void initializeButtons ( ) { nextSource = new JButton ( ">" ) ; previousSource = new JButton ( "<" ) ; informationButton = new JButton ( "More Information" ) ; nextSource . addActionListener ( null ) ; previousSource . addActionListener ( null ) ; informationButton . addActionListener ( null ) ; }
initializes the control buttons of this frame .
