Video of general introduction

Dynamic print screen and voice
After the video is over click once on the top left of the screen to go one page backwards

Video tests successful for Mac Intel and for PC Windows XP

0.MOV 6,5 min

 

Comment : In all my videos the sound tracks are in English as they should be. Yet, for convenience in their elaboration, the video tracks have remained in French. I apologize about that. ________________________________