free> Index Your PDF Documents with Foxit IFilter for Vista

http://www.howtogeek.com/howto/windo...ter-for-vista/

Geeks everywhere have embraced the lightweight and free Foxit PDF reader
instead of using Adobe reader, but did you realize that you can index PDF
files without Adobe installed on your computer?

You might be thinking. isn't it working already? What you don't realize is
that Adobe Reader also installs an IFilter that helps Windows index your
documents.

Installation (see rest of article on page. see link above)