Oh, you want it embedded. I think you may need to add some special bbcode to embed them (similar to how people put youtube videos on their forum). There is a mod called something like "media center" or something -
AME 2.0 -Auto Media Embedding for posts, blogs, visitor and group messsages Do a search on "media" "all mods" "titles only" and you will find several. Perhaps one of them will do what you want.