You have two choices:
1) Use the mac version which is several generations behind the PC version
2) Use project in an emulated enviroment on your mac using something like
Virtual PC. http://www.apple.com/macosx/applications/virtualpc/
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Please try to keep replies in this group. I do check e-mail, but only
infrequently. For Macros and other things check http://masamiki.com/project