Installing IIS on Windows XP SP3 with no media (CD/DVD)

I got my system rebuilt and guy forgot to install IIS. Its Windows XP SP3. I dont have CD / DVD of Windows XP SP3 inst开发者_如何学运维all IIS. Is this can downloaded? if yes where?

http://apdubey.blogspot.com/2009/03/install-iis-in-windows-xp-without.html this will be a help