M_READ
case M_READ:
fToolBar->SetActionVisible(M_READ, false);
fToolBar->SetActionVisible(M_READ, true);
fToolBar->AddAction(M_READ, this, _RetrieveVectorIcon(13), NULL,
fToolBar->SetActionVisible(M_READ, false);
_UpdateLabel(M_READ, B_TRANSLATE(" Read "), showLabel);