Also, if you find you are having trouble with your mouse and keyboard being recognized you may want to try this.
You may have to initially use a wired USB mouse for control issue.
While you are in Windows.
1) Switch off the device you want to pair
2) Select "add a device" in the Bluetooth menu
3) Switch on the device (after few second it should get detected by windows)
4) Now, right click on the device and select properties. You should now get a window with the different services.
5) select the HID drivers for keyboard and mice and click OK (this is the important part)
6a) In windows 7 it should setup mouse and keyboard without any additional input.