well i just done a DVD the other day and stuck it on to watch it, about half way through, im thinking where it joins, the audio went well out of sync, i thought what the........ ! so i skipped back a chapter and went forward again to the same bit, guess what ? the sync was perfect any idea what happened here ? also i done another one the other day, and from start i let it play it was coughin and splurting as if it was gonna freeze, first bit where some1 spoke the sync was out, so i went back in chapter and let it play from start again, this time it was fine and no problems. Whats going on here ? any1 else had these problems?