(form "00692" (size 50 13)
  (heading "Save discrete samples to string file")
  (field "location" (position 14  4) (display_length 26) (input allowed)
    (null allowed) (max_length "FIO_MAX_LOCATION_LENGTH")
    (file (link "id" "ftype") (extension "*.str")))
  (field "id" (position 14  5) (display_length 16) (input allowed)
    (format real_8) (null allowed) (max_length 16))

  (default_buttons)
)