(form "00090" (size 60  6)
  (help "00090_TIP_0")
  (heading "CREATE A DRIVE STRING FROM A CENTRE LINE")
  (label (position  2  3) (text "Offset left"))
  (label (position  2  4) (text "Offset right"))
  (field "offset_left" (position 17  3) (display_length 16) (input allowed)
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    (help "00090_TIP_1"))
  (field "offset_right" (position 17  4) (display_length 16) (input allowed)
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    (help "00090_TIP_2"))
  (default_buttons)
)