Nokia Firmware modification

Hi, I am looking for someone who can modify nokia firmware and add some new feature I have seen a video show that nokia 3310 and nokia 1208 can be a spy mode see more detail here [login to view URL] [login to view URL] I want to have that firmware to flash my phone i have nokia 1280 and i'm looking for someone who can modify this phone to be a spy mode by flashing it What i should get 1. firmware ready to flash 2. firmware source code