--- class.jam.orig	2008-05-02 18:01:35.000000000 +0800
+++ class.jam	2008-06-06 22:34:50.000000000 +0800
@@ -8,9 +8,9 @@
 #
 # Classes are defined by 'class' keywords::
 #
-#     class myclass ( arg1 )          
+#     class myclass
 #     {
-#         rule __init__ ( )          # constructor
+#         rule __init__ ( arg1 )     # constructor
 #         {
 #             self.attribute = $(arg1) ;
 #         }