def error_menu(request):
menu = BaseMenu(header='Error Menu', class_='errormenu')
menu.append(html.tr(html.td(html.p('Explanation: ${explanation}'))))
menu.append(html.tr(html.td(html.p('Detail: ${detail}'))))
menu.append_new_entry('back', request.referrer)
menu.append_new_entry('home', request.route_url('home'))
return menu
