Next question is, does it only happen in one, or a group of similar files,
or in all files including a fresh new workbook?
The drill is, to try and isolate the conditions under which the problem
manifests itself.....

Vaya con Dios,
Chuck, CABGx3


wrote in message
oups.com...
Help, my cursor or pointer turned to a black square - does anyone know
why or how to fix this? Thanks.