Thanks, Bastien.  Your suggestion has been working perfectly fine for me.
 Updated patch sent in reply to the first in the chain (I hope ... still
trying to master git send-email).

Trevor

On Sat, May 25, 2013 at 11:52 AM, Bastien <bzg@gnu.org> wrote:

> Hi Trevor,
>
> Trevor Murphy <trevor.m.murphy@gmail.com> writes:
>
> > +      (not (eq (org-element-type (org-element-at-point)) 'src-block)))))
>
> I think `org-in-src-block-p', while a bit less reliable, will be
> faster, and reliable/fast enough for this use-case.
>
> Let's see what others think/test.
>
> Thanks,
>
> --
>  Bastien
>