The following source blocks refer to my document http://doc.norang.ca/org-mode.org
line 564 original : #name : #+begin_...#+end_ : # -- : #+begin_$1 $2 : $0 : #+end_$1 C-c ' twice : #name : #+begin_...#+end_ : # -- : ,#+begin_$1 $2 : $0 : ,#+end_$1 again C-c ' four times : #name : #+begin_...#+end_ : # -- : ,,#+begin_$1 $2 : $0 : ,,#+end_$1 commas are added to the #+begin and #+end lines Emacs : GNU Emacs 23.2.1 (i486-pc-linux-gnu, GTK+ Version 2.20.0) of 2010-12-11 on raven, modified by Debian Package: Org-mode version 7.9.2 (release_7.9.2-781-g5de94e @ /home/bernt/git/org-mode/lisp/)