<%= l(:field_role) %> <%= select_tag('role_shift[role_id]', options_from_collection_for_select(roles, :id, :name)) %>

<%= l(:field_shift) %> <%= select_tag('role_shift[shift_id]', options_from_collection_for_select(shifts, :id, :name)) %>

<%= submit_tag(l(:button_add)) %>