R help - Jun 2009 - different results in na.omit

Hi, I use R 2.8.1, my collegue R 2.9.0

na.omit(T), where T is a 1,1 time serie NA gives a empty ts for me and
returns the same tiem serie for my collegue.

Is that normal?
Is there a way to unifrm the behavious of na.omit?

Xavier

	[[alternative HTML version deleted]]