private void layoutPanel(){
  setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
  setLayout(new BorderLayout());
  add(new LabelledItem("Distribution: ",cbDistribution),BorderLayout.NORTH);
  add(cardPanel,BorderLayout.CENTER);
  cbItemListener.itemStateChanged(new ItemEvent(cbDistribution,ItemEvent.SELECTED,cardPanel,ItemEvent.ITEM_STATE_CHANGED));
  repaint();
  revalidate();
}

private void layoutPanel ( ) { setBorder ( BorderFactory . createEmptyBorder ( 5 , 5 , 5 , 5 ) ) ; setLayout ( new BorderLayout ( ) ) ; add ( new LabelledItem ( "Distribution: " , cbDistribution ) , BorderLayout . NORTH ) ; add ( cardPanel , BorderLayout . CENTER ) ; cbItemListener . itemStateChanged ( new ItemEvent ( cbDistribution , ItemEvent . SELECTED , cardPanel , ItemEvent . ITEM_STATE_CHANGED ) ) ; repaint ( ) ; revalidate ( ) ; }
lays out the panel . . .
