Michel:
Be aware that this is only correct if you are wanting to count the number of months between, say, November 2002 and June 2004 (=19).
It needs a little more attention if you were counting complete months between, say, 07 November 2002 and 03 June 2004 (=18)
I'm sure you know that :-)
Godfrey
Godfrey Nicholson
Ofek Technologies Ltd
Auckland
New Zealand