As you suggested, I e-mailed Norton Anti Virus (Symantec) and they sent back the following response:
<<You can disable the Norton AntiVirus Office Plugin and you will not
see virus scans every time an Office document is opened. The following
document will tell you how:
Title: 'How to enable and disable the Norton AntiVirus plug-in for
Document ID: 1999091612160606
> Web URL: http://service1.symantec.com/SUPPORT/na ... Open&src=w
Be sure to set AutoProtect to scan all files when they are opened or
you will not be fully protected. The Office documents will not be
scanned if you re-enable this feature.>>
Just in case you wanted to know what they said.
Thanks again for your assistance.