problem when adding a JPanel to a JScrollPane

[admin]

Hi,I am not able to add a JPanel containing some Jcomponets to a JScrollPane.Here is the sample code i wrote, i do not know why it is not working.public void addToJScrollPane(Component com)// This funcion will //add thecomponent passed to it{this.setViewportView((Component)com);this.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);this.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);}