It helps when you put your computer information (model/year and OS) in your Profile, it narrows down the problems sometimes.
If it partitioned the drive without any errors it has the oprion of letting you come back later to install Windows.
You "shouldn't" have any problems with your mouse or keyboard if they are wired. Windows does not have Bluetooth or Wireless drivers.
Is your computer 64 bit compatible? Here's some other links from @The hatter, read them throughly. This link is the dead one that is mentioned from @The hatter. They may or may be for your issues tho?
Installing a 64-bit version of windows with boot camp has complications. You might find some help in this article, which describes your problem exactly: http://blog.andersonshatch.com/2009/01/11/windows-7-x64-on-a-macbook-pro-guide/