inspect calling chain?

[Ben Rubinstein]

Is there any way inside transcript to inspect the calling chain?
Specifically, is there a way for a handler or function to find out the name
of the handler or function which called it?

TIA,
 
  Ben Rubinstein               |  Email: benr_mc at cogapp.com
  Cognitive Applications Ltd   |  Phone: +44 (0)1273-821600
  http://www.cogapp.com        |  Fax  : +44 (0)1273-728866