Calibre 0.5.7 for Windows
calibre is an e-book library manager.
It can view, convert and catalog e-books
in most of the major e-book formats. It can 
also talk to a few e-book reader devices.
It can go out to the internet and fetch metadata
for your books. It can download newspapers and
convert them into e-books for convenient reading.
It is cross platform, running on Linux, Windows and OS X.