EDIT

    						  errorMessage = "The team or person ";

         				   } else if (object instanceof Media){

         				       config = new MediaDeletionConfigurator();

         				       Media media = HibernateProxyHelper.deproxy(object, Media.class);

         				       DeleteConfiguratorDialog dialog;

        					   dialog = new DeleteConfiguratorDialog(config, HandlerUtil.getActiveShell(event), CONFIRM_DELETION,  null,  "Do you really want to delete the media?", MessageDialog.WARNING, new String[] { DELETE, SKIP }, 0, true);

        					   int result_dialog= dialog.open();