.setIcon(new ImageIcon("data/icons/view_sidetree.png")); //$NON-NLS-1$
buttonImagen.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent e) {
JFileChooser fc = new JFileChooser();
fc.addChoosableFileFilter(new ImageFilter());
fc.setAccessory(new ImagePreview(fc));
int returnVal = fc.showDialog(AdministracionResorces.this,
Messages.getString("gui.AdministracionResorces.8")); //$NON-NLS-1$