Thank you Lin for your advices of making a stand-alone AVI files. What I want to do now is: 1) create AVI files from PictureToExe, 2) run these files on Mac machines, via Front Row application. Question: what choices of Video Codec and Audio Codec I have to do in the lists proposed by P2E to guarantee compatibility between PC and Mac OS platforms? Thanks a ot for your answer. Claude.