Index: doc/example-scripts/tk-ludo.html
===================================================================
diff -u -rc4f449cb353be812ba6502ef8e9587e87881f59b -rf35ab630098876f0efbd8117aa981eb199a45227
--- doc/example-scripts/tk-ludo.html	(.../tk-ludo.html)	(revision c4f449cb353be812ba6502ef8e9587e87881f59b)
+++ doc/example-scripts/tk-ludo.html	(.../tk-ludo.html)	(revision f35ab630098876f0efbd8117aa981eb199a45227)
@@ -1198,13 +1198,13 @@
 
         :pline <span class='nx-[namespace tail [nx::self]]'>$p0</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4
         :pline <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p0</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4
-        :pline <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p0</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p0</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4 ;<span class='nx-[namespace tail [nx::self]]'># horizonal short line
+        :pline <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p0</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p0</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4 ;<span class='nx-[namespace tail [nx::self]]'># horizontal short line
 </span>        :pline <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p0</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4
         :pline <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p3</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4
         :pline <span class='nx-[namespace tail [nx::self]]'>$p3</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p3</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4 ;<span class='nx-[namespace tail [nx::self]]'># vertical short line
 </span>        :pline <span class='nx-[namespace tail [nx::self]]'>$p3</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4
         :pline <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p3</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4
-        :pline <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p3</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p3</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4 ;<span class='nx-[namespace tail [nx::self]]'># horizonal short line
+        :pline <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p3</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p3</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4 ;<span class='nx-[namespace tail [nx::self]]'># horizontal short line
 </span>        :pline <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p3</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4
         :pline <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p0</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4
         :pline <span class='nx-[namespace tail [nx::self]]'>$p0</span> <span class='nx-[namespace tail [nx::self]]'>$p2</span> <span class='nx-[namespace tail [nx::self]]'>$p0</span> <span class='nx-[namespace tail [nx::self]]'>$p1</span> <span class='nx-[namespace tail [nx::self]]'>$d</span> -width 4 ;<span class='nx-[namespace tail [nx::self]]'># vertical short line