Possible Duplicate:
Disable locking the screen after resuming from suspend
I would like to be able to bounce straight back to where I left off and the lock screen is just a pain. Please help
Possible Duplicate:
Disable locking the screen after resuming from suspend
I would like to be able to bounce straight back to where I left off and the lock screen is just a pain. Please help
I'm not sure i clearly understand what you're looking for, but i found these: http://brainstorm.ubuntu.com/idea/24847/ and http://ubuntuforums.org/showpost.php?s=0282c09fc59593ce6a3c6c22d2216caa&p=8275103&postcount=1 .
Maybe one of 'em contains the solution for your problem.
you can disable it in screensaver settings