I think this Windows program is special.
For one thing, I don't give much away!
You can get the latest version to organise all the ebooks on your system for 0 cents at;
http://members.optusnet.com.au/~johnbw/eblsetup.exe
It is a 3 meg download. I do not know if it works in a Win emulator on Mac's.
Let me know if you find it useful.