   \vbox to\vsize{              % Starts panel  4A
%#Copyright (C) 1992,1998, California Institute of Technology.
%#U.S. Government Sponsorship under NASA Contract NAS7-918
%#is acknowledged. 
   \pantitle{MISCELLANEOUS}
   \commandname{coord\_system}{cs}
   \command{cs $[${\bf ecl$|$equ$|$gal$|$sgal$|$im$|$iraf$|$sc}$]$}
   \description
   Changes to specified coordinate system for future operations.  
   Valid coordinate types are:
   $$\halign{\hfil{\bf#}&\quad #\cr
      ecl&Ecliptic(lon/lat)\cr
      equ&Equatorial(ra/dec)\cr
      gal&Galactic(lon/lat)\cr
      sgal&Super Galactic(lon/lat)\cr
      im&Image(sample/line)\cr
      iraf&IRAF(column/row)\cr
      sc&Screen(x/y)\cr
    }$$
    \vsmallskip
    \commandname{histogram}{hi}
    \command{hi}
    \description
    Display histogram of screen pixel values.
    \vmedskip
    \commandname{histogram\_original}{ho}
    \command{ho}
    \description
    Display histogram of original data values from the image file.
    \vmedskip
    \commandname{alias}{al}
    \command{al $[${\it name}$] [$"{\it string}"$]$}
    \description
    Define an alias name to a string of characters.
    \leftpar {\it name} -- Alias name.
     \leftpar {\it string} -- String alias.
     If no {\it string} is given, deletes alias for {\it name}.
    \vmedskip
    \commandname{take\_file}{ta}
    \command{ta {\it filename}}
    \description
    Execute a set of commands from a file.
    \leftpar {\it filename} -- Name of file containing commands.
    \vmedskip
    \commandname{annotate}{an}
    \command{an $[${\it x y }$]$ "{\it string}" $[${\it color}$]$ $[
    ${\it font}$|${\bf agra}$[${\it size}$]]$}
    \description
    Place annotation on the screen.
    \leftpar {\it x y} -- Position (default: interactive).
    \leftpar {\it string} -- Characters to put on screen.
    \leftpar {\it color} -- Red, green, blue or white.
    \leftpar {\it font} -- Any available X-Window font.
    \leftpar {\bf agra} -- Required font for non-graphics mode.
    \leftpar {\it size} -- Font size for {\bf agra} font $($default 10.0$)$.
   \vfil
   }                            % Ends panel    4A
