Help... cant play swfs [php & mysql]

ok, so im trying to make a site for my friends animation thingy… and he has the option to login as admin and post a video after uploading his video and thumbnail…

But when you try and view the SWF, it will not play at all.

what the sites does is that when your on the homepage… you get to click a video link and get taken to a page video.php?id=blah so there it selects the video.

But everything i try the video in DOSNT WORK… help me!