Right now, I'd go with this:
Asus A7M266 Motherboard
AMD 1200mhz T-Bird (or 1300 that just came out)
256MB of PC2100 DDR ram (crucial.com)
IBM 75GXP 60Gig hard drive
Pioneer or Toshiba 16X DVD
Plextor 12/10/32 or 16/10/32 burner(if you want one)
nVidia geforce2 Pro (or Ultra if you have the $$$, but geforce3 is too much $$$)
Samsung 900NF 19" monitor (or 1200 NF for a 21"

Creative Labs Sounblaster Live! Value rev.2
Cambridge soundworks dtt-2500
Antec sx830 with 300Watt PSupply
Microsoft Intellimouse Optical and Natural keyboard.
Modem or network card (depends on what you need)
And let's not forget, the little floppy drive.