 This GRASS module calculates the  spectral response
 for raster images at a user specified point (by mouse).

 Requirement:
  gnuplot has to be in PATH.


 Example:
    Input: tm1 - tm7
      ... will display the spectral response in a diagram
      for each band at the specified location.


Written by Markus Neteler 18. August 1998
           neteler@geog.uni-hannover.de

bugfix: 25. Nov. 98 (coordinate system labels)

update to 5.7: Okt 30 21:34:00 UTC 2003 MN
