Vista connection problems with wireless secured networks - wpa2

[hemanth]

I am having a windows vista business edition with 32 bit. Im using intel pro
3945ABG wirless card. I am not able to connect to the secured connection i.e
wpa2 - aes and wpa2 - tkip. I have downloaded the latest version of drvers
but 11.1.1.11 but still it didnt work.. please help me....