which verison of xp do i need??

[chris]

i am building my own computer and want to use xp. i
noticed that there is a $90 verison and a $200 version.
which do i need to buy?? please help.

 

[Doug Knox MS-MVP]

http://www.microsoft.com/windowsxp/whichxp.asp

 

[Scott M.]

The Home version does not include Internet Information Services (web server)
and can not join a domain.

The Pro. version does include IIS and can join a domain.