Two work surfaces
Two work surfaces
![[First]](bw_first.gif){kind=small}
![[Prev]](bw_prev.gif){kind=small}
![[Home]](bw_home.gif){kind=small}
![[Index]](bw_index.gif){kind=small}
![[Next]](bw_next.gif){kind=small}
![[Last]](bw_last.gif){kind=small}
