Again I'm struck with the obvious solution, check the logs. It would seem that the ajax function is appending the supplied url to my local domain name (my development box) so of course it must return a 404.
On Fri, 2010-05-21 at 15:57 -0700, Metzler, David wrote:
Did you look in your (watchdog)logs? Normally the 404's received by a drupal sites are logged there with the full path.
Dave