Can anyone help me make EA:synchronization system

hi,everybody,I have a thought:make EA called synchronization system.
I have 3 accounts:When I open/close position on an account,I want other 2 accounts immediately do the same automaticly,This must done by 2 EA:one run on source account,write the orders in the file.and the other run on destination account,read the orders from the file.
Can anyone help me?Thank you very much.

http://www.metaquotes.net/metatrader_multiterminal/

Maybe that will work for you.

Thank you very much