the vids now
the problem :
[video=youtube;2Lh1IdMQfeQ]http://www.youtube.com/watch?v=2Lh1IdMQfeQ[/video]
once solved :
[video=youtube;BPCxcWfBIdQ]http://www.youtube.com/watch?v=BPCxcWfBIdQ[/video]
here a proof of my great intelligence :
[video=youtube;btFulLjBkkw]http://www.youtube.com/watch?v=btFulLjBkkw[/video]
So thank you at all of you for your help, it allowed me to think and rethink an other way that mine.
that's the way to go further.
of course it's not over there are more mods to come.