video problem shadows help

[Rafaelnb]

Hello friend I have a problem with the hegemony 268 BC and you have the solution: the helmets are dark with a strange texture to put in direct x7 download page there is an article about it just because the link to download the file that fixes this off will could you send me the solution
Link screenshot :http://imageshack.us/photo/my-images/703/mb2y.jpg/
Please help me need of that with urgency will take screens for class