Mentioned that canvas size can be changed in README (so it's not

just hidden in OPTIONS).

docs/CHANGES.txt

@@ -35,6 +35,11 @@ $Id$
       + Added dependency on SDL_Pango.
       TOYAMA Shin-ichi <shin1@wmail.plala.or.jp>
     
+  * Documentation Improvements:
+    ---------------------------
+    * Mentioned that canvas size can be changed in README (so it's not
+      just hidden in OPTIONS).
+
   * Bug Fixes
     ---------
     * Legacy Tux Paint images (prior to Tux Paint supporting different

docs/README.txt

@@ -148,6 +148,11 @@ Main Screen
 
                                    [(Canvas)]
 
+               Note: The size of the drawing canvas depends on the size of
+               Tux Paint. You can change the size of Tux Paint using the
+               Tux Paint Config. configuration tool, or by other means. See
+               the OPTIONS documentation for more details.
+
        Right Side: Selector
 
                Depending on the current tool, the selector shows different

docs/html/README.html

@@ -204,6 +204,12 @@ New Breed Software</p>
 
       <p align=center><img src="images/canvas.jpg" width=324 height=254
       alt="[(Canvas)]"></p>
+
+      <p><b>Note:</b> The size of the drawing canvas depends on the size
+      of Tux&nbsp;Paint. You can change the size of Tux&nbsp;Paint using
+      the <i>Tux&nbsp;Paint&nbsp;Config.</i> configuration tool, or
+      by other means. See the <a href="OPTIONS.html">OPTIONS</a> documentation
+      for more details.</p>
     </dd>