amsn password lock

Ermmmm, i just locked amsn, don't know how, with a password.

Three questions about this:
1) How do you lock it? I never know, always happened to me by accident.
2) What is the default password? roflmao, i had to reset it!
3) How do you change that password?

Thanks! :P

-- 
Lz (elezeta@xxxxxxxxx).
http://elezeta.bounceme.net