[big snip]
So what did I do wrong :-) ? I need another pair (pairs ?) of eyes because it's now been one day that I look at this and I still cannot find what I did wrong.
Lionel (dreading to find THE obvious bug 2 seconds after pressing the 's'(end) key :-) )
Well, I was so afraid that I even forgot to attach the source :-) Sorry for that.
Lionel