Thank you for the response. Is this something that we can 
look into the for the next version of the program?
I'd suggest a field where we can enter the exiting file 
mask and another where whe can enter the desired "fetch" 
mask below a pair of radio buttons labeled:

. Instead of files matching this, get files matching this:

and

. In addition to files matching this, get file matching 
this:

Thanks for considering this request.

EJ