Command-line options still implied only specific screen sizes were possible.

docs/OPTIONS.txt

@@ -525,11 +525,7 @@ Windows Users
      Options can also be issued on the command-line when you start Tux Paint.
 
        --fullscreen
-       --800x600
+       --WIDTHxHEIGHT
-       --1024x768
-       --1280x1204
-       --1400x1050
-       --1600x1200
        --startblank
        --nosound
        --noquit
@@ -560,7 +556,7 @@ Windows Users
                      -------------------------------------
 
        --windowed
-       --640x480
+       --800x600
        --startlast
        --sound
        --quit

docs/html/OPTIONS.html

@@ -832,16 +832,12 @@ New Breed Software</p>
   <dl>
     <dt><code><b>
     --fullscreen<br>
-    --800x600<br>
+    --<i>WIDTH</i>x<i>HEIGHT</i><br>
-    --1024x768<br>
-    --1280x1204<br>
-    --1400x1050<br>
-    --1600x1200<br>
     --startblank<br>
     --nosound<br>
     --noquit<br>
     --noprint<br>
-    --printdelay=SECONDS<br>
+    --printdelay=<i>SECONDS</i><br>
     --printcfg<br>
     --simpleshapes<br>
     --uppercase<br>
@@ -856,11 +852,11 @@ New Breed Software</p>
     --sysfonts<br>
     --mirrorstamps<br>
     --keyboard<br>
-    --savedir&nbsp;DIRECTORY<br>
+    --savedir&nbsp;<i>DIRECTORY</i><br>
     --saveover<br>
     --saveovernew<br>
     --nosave<br>
-    --lang&nbsp;LANGUAGE<br>
+    --lang&nbsp;<i>LANGUAGE</i><br>
     </b></code></dt>
     <dd>
       These enable or correspond to the configuration file options
@@ -870,7 +866,7 @@ New Breed Software</p>
 
     <dt><code><b>
     --windowed<br>
-    --640x480<br>
+    --800x600<br>
     --startlast<br>
     --sound<br>
     --quit<br>