Function key operations:
  F1  HELP  Brings up a context-related help screen.
  F2  EXIT  Will cause a normal exit: i. e.: in most modes you can
             hit F2 to exit gracefully from a situation.
             Use ESC to abort without taking any chances.
  F3  BU1F  Back up 1 field on this screen.  Entry/changes to the
             current field will be discarded unless ENTER is depressed.
  F4  BU1S  Back up 1 screen in this sequence. (Not used in this program.)
  F5  DUPF  Duplicate field from previous record entered/updated.
             (Not used in this program.)
  F6  COFF  Turn off capitalization algorithm. Use SHIFT key for CAPS.
  F7  ACON  Turn on ALL CAPS algorithm.
  F8  ICON  Turn on Initial Caps algorithm.
  F9  RESF  Reset field to last stored value.  Will UNDO recent changes.
  F10 SPCF  Wipe entire field to spaces.
  ESC       The ESCape key is normally used to exit an operation
             without performing any actions which would cause the
             database to be updated.







