(form "00050" (size 50 18)
  (help "00050_TIP_0")
  (heading "CONTOUR FILES WITH PLOT FEATURES")
  (label (position  2  3) (foreground (user_option "form_text_highlight"))
    (text "Define the contour string file"))
  (label (position  2  4) (text "Location"))
  (label (position  2  5) (text "ID number"))
  (label (position  2  7) (foreground (user_option "form_text_highlight"))
    (text "Define plot enhancement requirements"))
  (label (position  2  8) (text "Create index contour file"))
  (label (position  2  9) (text "Location"))
  (label (position  2 10) (text "ID number"))
  (label (position  2 11) (text "Index value"))
  (label (position  2 13) (text "Produce contour annotations"))
  (label (position  2 14) (text "Location"))
  (label (position  2 15) (text "ID number"))
  (label (position  2 16) (text "Annotation range"))
  (field "cloc" (position 12  4) (display_length 26) (input allowed)
    (null allowed) (max_length 26)
    (file output (link "cid") (extension "*.str"))
    (help "00050_TIP_1"))
  (field "cid" (position 12  5) (display_length 16) (input allowed)
    (max_length 16)
    (help (field "cloc")))
  (field "index" (position 27  8) (display_length  1) (input allowed)
    (value_in "Y" "N")
    (translate upper) (null allowed) (max_length 1)
    (help "00050_TIP_2"))
  (field "indloc" (position 12  9) (display_length 26) (input allowed)
    (dependency (value "index") == "Y")
    (null allowed) (max_length 26)
    (file output (link "rindid") (extension "*.str"))
    (help (field "index")))
  (field "rindid" (position 12 10) (display_length 16) (input allowed)
    (dependency (value "index") == "Y")
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    (help (field "index")))
  (field "valind" (position 12 11) (display_length 16) (input allowed)
    (dependency (value "index") == "Y")
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    (help (field "index")))
  (field "contval" (position 27  13) (display_length  1) (input allowed)
    (value_in "Y" "N")
    (translate upper) (null allowed) (max_length 1)
    (help "00050_TIP_3"))
  (field "annloc" (position 12  14) (display_length 26) (input allowed)
    (dependency (value "contval") == "Y")
    (null allowed) (max_length 26)
    (file output (link "annid") (extension "*.str"))
    (help (field "contval")))
  (field "annid" (position 12 15) (display_length 16) (input allowed)
    (dependency (value "contval") == "Y")
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    (help (field "contval")))
  (field "ptrange" (position 18 16) (display_length 20) (input allowed)
    (dependency (value "contval") == "Y")
    (format range) (null disallowed) (max_length 32)
    (help (field "contval")))
  (default_buttons)
)