--- a/scripts/plot/mplot.m
+++ b/scripts/plot/mplot.m
@@ -1,53 +1,53 @@
-# Copyright (C) 1996 John W. Eaton
-# 
-# This file is part of Octave.
-# 
-# Octave is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License as published by the
-# Free Software Foundation; either version 2, or (at your option) any
-# later version.
-# 
-# Octave is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
-# for more details.
-# 
-# You should have received a copy of the GNU General Public License
-# along with Octave; see the file COPYING.  If not, write to the Free
-# Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA. 
+### Copyright (C) 1996 John W. Eaton
+###
+### This file is part of Octave.
+###
+### Octave is free software; you can redistribute it and/or modify it
+### under the terms of the GNU General Public License as published by
+### the Free Software Foundation; either version 2, or (at your option)
+### any later version.
+###
+### Octave is distributed in the hope that it will be useful, but
+### WITHOUT ANY WARRANTY; without even the implied warranty of
+### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+### General Public License for more details.
+###
+### You should have received a copy of the GNU General Public License
+### along with Octave; see the file COPYING.  If not, write to the Free
+### Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+### 02111-1307, USA.
 
 function mplot (...)
 
-# usage: mplot (x, y)
-#        mplot (x1, y1, x2, y2, ...)
-#        mplot (x, y, fmt)
-#
-# This is a modified version of plot() command to work with
-# multiplot version of gnuplot to plot multiple plots per page.
-# This plot version automatically updates the plot position to
-# next plot position after making the plot in the given subplot
-# position.
-#
-# See command plot() for the various options to this command
-# as this is just mulitplot version of the same command.
+  ## usage: mplot (x, y)
+  ##        mplot (x1, y1, x2, y2, ...)
+  ##        mplot (x, y, fmt)
+  ##
+  ## This is a modified version of plot() command to work with
+  ## multiplot version of gnuplot to plot multiple plots per page.
+  ## This plot version automatically updates the plot position to
+  ## next plot position after making the plot in the given subplot
+  ## position.
+  ##
+  ## See command plot() for the various options to this command
+  ## as this is just mulitplot version of the same command.
 
 
-# Written by Vinayak Dutt, Dutt.Vinayak@mayo.EDU
+  ## Written by Vinayak Dutt, Dutt.Vinayak@mayo.EDU
 
   if (! gnuplot_has_multiplot)
     error ("mplot: gnuplot does not appear to support this feature");
   endif
 
-  # global variables to keep track of multiplot options
+  ## global variables to keep track of multiplot options
 
   global multiplot_mode
   global multiplot_xsize multiplot_ysize
   global multiplot_xn multiplot_yn
   global multiplot_xi multiplot_yi
 
-  # This is a real kludge.  We gnuplot should be made so that replot can
-  # be executed while doing multiple plots...
+  ## This is a real kludge.  We gnuplot should be made so that replot can
+  ## be executed while doing multiple plots...
 
   global multiplot_save_auto_replot = automatic_replot
 
@@ -63,7 +63,7 @@
 
   plot_int ("plot", all_va_args);
 
-  # update the plot position
+  ## update the plot position
 
   if (multiplot_mode)