(form "00574" (size 43 9)
  (heading "Enter Parameters For A Circle")
  (label (position  2  3) (text "Radius"))
  (label (position  2  4) (text "Arc distance"))
  (label (position  2  5) (text "Z"))
  (field "radius" (position 16  3) (display_length 16) (input allowed)
    (low_bound 0.01) (high_bound 9999999) (decimals 2)
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    )
  (field "arcdistance" (position 16  4) (display_length 16) (input allowed)
    (low_bound 0.005) (high_bound 9999999) (decimals 3)
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    ) 
  (field "z" (position 16  5) (display_length 16) (input allowed)
    (decimals 3)
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    ) 
  (default_buttons)
)