I think it is Slackmaster2K that is using an AbitBE6 motherboard with a 850mhz CeleronII so ill base one around those....there wont be much upgrading with this system, but if its stable and does what you want it to do now, whether that is an issue or not is up to you...
check
www.pricewatch.com for some of these items
Abit BE6II motherboard $66
CeleronII 850mhz $66
300 wt case with power supply and fan $60
2 Maxtor 20 gb 7200 rpm hard drives or one 20gb and one 30 or 40GB (Office Depot has the 20gb on sale for $69)
any cheap cd-rom drive and floppy drive...shouldnt be more than $20 a piece.....
any decent video card $50
256 mb ram (Office Max has Kingston Value ram 256mb pc133 for $25)
keyboard and mouse, as cheap as you wanna get....no more than $50 for both...CompUSA always has some sort of cheap deal.....
monitor (comp usa has a 17" on sale for $89)
Delta Audiophile 2496 soundcard....$159
Im around $620 so far......
Marshall mic $149....order it from AbeMusic online, but have them match Mars price......
im almost up to $800....probably a little over already as you may have to pay some tax or shipping here and there.....