30awg you can get from ebay or radio shack
smd leds- i recommend (
www.well-ton.com) he also have an account on ebay
slide switches- radio shack and prob ebay.
you just have to look around, other places you can find good stuff is deal xtreme, phenoptix, and focal price.
heres some good people from ebay (including well-ton) : global_eshop8, wellton_sh, phenoptix,