It may take several tries if your luck is like mine. Not a very comforting note from EA customer support:
QUESTION
Which EA games and/or products released prior to Windows 7 will work with the new OS?
ANSWER
The following EA products and/or games released prior to Windows 7 have been tested and confirmed for compatibility.
Please note that while the titles below have been tested for compatibility under Windows 7, they are still not officially supported for use in a Windows 7 environment.
"Ultima Online & Expansions".