I've never heard of "sub checker". Perhaps you could provide a
few more details about what it is, where you found it, etc.

--
Cordially,
Chip Pearson
Microsoft MVP - Excel
Pearson Software Consulting, LLC
www.cpearson.com



"gav meredith" wrote in
message
...
Hi, can someone please explain what 'sub checker' is and how it
works??

Cheers!!