This site won't host video files, so you have to link to them or host them yourself. Photobucket is free and will host video files. I've never used it, so I don't know the specifics.
http://photobucket.com/faq?catID=44&catSelected=f&topicID=375
Chances are the video you have is already on YouTube, Google videos, or somewhere. Was it this one?:
http://www.flixxy.com/lucky-car-motorcycle-sport.htm