I bought quicktime 7 pro registration number of apple website so I can play my
sony camcorder MPEG-2 videos. I typed in registration number with name and it shows the "pro" on registration icon. When I try to open my MPEG-2 video which is in my mac docs folder. It still says it can't open MPEG-2 files... Do I need to buy the MPEG-2 component as well? I assumed that purchasing the ...