String parameter = request.getParameter("show"); request.setAttribute("show", parameter);
	public ActionForward prepareVigilantGroupManagement(ActionMapping mapping,			ActionForm form, HttpServletRequest request,			HttpServletResponse response) throws Exception {		ExecutionYear executionYear = ExecutionYear.readCurrentExecutionYear();		prepareManagementBean(request, executionYear);		return mapping.findForward("manageVigilantGroups");	}