How to add Time Delay

How I can add time stamp.I am working on automated door based on camera.I want that when door gets open then it will be open for some time ie 10 or 20 seconds but the video must be continued.... I tried " pause(10)" command but it pause my whole project even in that time delay no frames from camera is reading.Thanks in Advance

Answer 1

[Tohru Kikawada]

timer object might be helpful for scheduled execution.