Index: trunk/MagicSoft/Mars/macros/tutorials/calendar.C
===================================================================
--- trunk/MagicSoft/Mars/macros/tutorials/calendar.C	(revision 7893)
+++ trunk/MagicSoft/Mars/macros/tutorials/calendar.C	(revision 7894)
@@ -141,8 +141,10 @@
         c.cd();
 
+        // "comic" is the ttf-font name. You find other ones typically
+        // in $ROOTSYS/fonts or /usr/X11R6/lib/X11/fonts/truetype
         if (hor)
-            cal->DrawTTFDate(0.64, 0.83, 1, 1, "%B %Y", 0.072, "minynbi_");
+            cal->DrawTTFDate(0.64, 0.83, 1, 1, "%B %Y", 0.072, "comic");
         else
-            cal->DrawTTFDate(0.5, 0.83, 1, 1, "%B %Y", 0.085, "minynbi_");
+            cal->DrawTTFDate(0.5, 0.83, 1, 1, "%B %Y", 0.085, "comic");