On re-reading those links, I'm sure you can create a password in a different manner - using something like Tools --> Options --> Security.......but I can't be 100% (I only use Office 2007 nowadays, and I haven't used a previous version for a long while) without seeing it in front of me...
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I've seen the light... It was green, flashy and attached to a Network Interface Card...
Whenever someone says "You can't miss it" I invariably do...