Some cool links to follow:
Barry's Coilgun Design Site - a must see - one of the coolest sites about coil guns you can find on the net
Coil Gun - a nice site, with many photos and some information
Kyle Doerksen's Web World - Railgun Engineering - this one is plenty of information about rail guns, very interesting
The PC timing FAQ by Kris Heidenstrom - A lot of interesting stuff about timing with the PC, even with the old XT's!
Chapter 38 - Inductance - Some very interesting pages about inductance
Electronic's And Etc. - Some circuits (and etc (-: )
Other interesting stuff
Here are some links about another subject, that stuff may some day change the way we move around space... The matter attracted my attention and soon I'll be designing a software simulation for a prototype of a kind of GIT device.
UFODrive.htm the GIT gateway page! - here you will find info about generating thrust without the famous physics law: action and reaction. There are also many links to other pages.