<%= select_tag "staff_id", options_for_select(@staffs, params[:staff_id]), { 'lay-filter': 'staff_id', include_blank: true , "lay-search": "" } %>

<%= select_tag "info_clazz", options_for_select(EducodeSales::FollowUp::InfoClazz.each_with_index.map { |d, i| [d, i] }), { include_blank: true } %>