Dead Phone

The project is to make a program for symbian 0s 9.2 3rd edition,the application is for nokia phones,it should be a special code when user will do that the phone screen will be black (off) and phone will get no phone calls but 1 which is the Master-when user call from the master the phone will be auto answer. After user make the code again phone will go on like regulary. There will be 2 situations:[login to view URL] phone is on and work regulary,when the master is calling the phone will autoanswer with no indication no ring,no datain call logs,if someone is calling while user is still connected - it will hung up and phone will ring like regulary. [login to view URL] will make a code and phone looks like "dead" , it will enable only user to call in.