1. A method for controlling a computer application on a computer system, the method comprising: detecting at least one finger of a user's hand on an input device; capturing and transmitting the user's fingerprint data to a computer system; identifying the user from the captured fingerprint data; identifying at least one function associated with the fingerprint data of the identified user; in response to identification of at least one function associated with the fingerprint data of the identified user, executing the at least one function depending upon the context of the computer application.