is there a way to preview a node before updating it?
Check out No preview on Update of a Node?.... I think that handles the same question.
sorry for the FAQ,
Once (shame on you!)
Twice (shame on me!)
More often than I'd like to be
All the time
Just when answering stupid polls
Who you callin' a fool?
I refuse to vote in this ridiculous poll
Results (444 votes). Check out past polls.