talonsoft and vista !

[Copper]

Hello,
an question about vista and wf, ef and rs.
when i install wf on my new computer with windows vista, the game didn""t nothing, but when i change the compability from wf.exe, in windows 98/me, the game are running, but i cannot fire with my tank
on an enemy tank.
not only in wf,but also in ef and rs too. assault is possible, fire on enemy infanterie too, but not on enemy cavalerie or amoured.
have someone an explination?
thank you very much.