Have you ever posted pictures here before?
if you have,, you post videos the same way.

i never try to upload vidoes on Pet Talk anymore.. they are always too big... so i just use

http://www.yousendit.com/

its free.. but what you upload doesnt last more then a week before its removed.. and sometiems if a lot of people download your video it lasts less then a week. but you can alawys reupload it.