First download and install the iso's with your favorite Iso Mounting Program, when all the installations are finished (Rome Total War, Barbarian & Alexander Expansion) run patches. After this just put the Crack's in the installation directory and that's all.
Minimum System Requirements
Processor: 1GHz Pentium III or equivalent
Video Memory: 64MB
Hard Drive Space: 2.9GB
Operating System: Windows 98SE/ME/2000/XP
DirectX Version: 9.0b