#1 - <A target="_blank" HREF=http://www.jsiinc.com/reghack.htm>JSI - Windows NT/2000 Tips, Tricks, Registry Hacks and more</A>

#2 - <A target="_blank" HREF=http://is-it-true.org/nt/nt2000/index.shtml>Waynes Windows 2000 NT Resources</A>
The second site also has a page dedicated to <A target="_blank" HREF=http://is-it-true.org/nt/utips/utips94.shtml>Keyboard and Mouse Shortcuts</A>