on my MBP 17, i just installed Snow Leopard, and on boot camp Vista X64 installed, just bought parallel desktop 4.0, but i can' make it works, can somebody teach me how can i install parallel to my already existing vista x64 on boot camp? i tried every way, but still can't make it work,or do i have to delete or remove my existing vista on my boot camp and re-install the vista through parallel? please i need your help. thanks