public void actionPerformed(ActionEvent e)
{
JFileChooser chooser = new JFileChooser();
chooser.setCurrentDirectory(new File(txtBackground.getText()));
chooser.setFileFilter(new ImageFileFilter());
int result = chooser.showOpenDialog(StdPreferencesPanel.this);
if(result==JFileChooser.APPROVE_OPTION)
{
txtBackground.setText(chooser.getSelectedFile().getAbsolutePath());
}