I can download a movie and whe I preview to make sure i`ts the one I want, widows opens the media player but then a smaller box opens and says it cant play file a.v.i and wants me to download something or it says that I need something to play. I have vista intel ncoredue, the MB is 2.48 nvidia geforce 8400m gs. on broadband verizon wireless. the message reads cannot play file the player might not support the file type or might not support the codec that as used to compress the file