** header arguments on call lines
   :PROPERTIES:
   :DATE:     2011-09-11
   :END:
#+name: simple-example
#+begin_src emacs-lisp
  "the result"
#+end_src

#+call: simple-example()

#+name: simple-example()
: the result

#+call: simple-example() :results raw

#+name: simple-example()
the result