Get the Embed code from YouTube or Google Video Youtube example: Google Video Example: Extract the URL from that: http://www.youtube.com/v/vg33_RnJdd4 or http://video.google.com/googleplayer.swf?docId=78871260948145892498 (leave out the &hl=en part) Replace "URL" in both places in the valid code, copy and paste onto your page and validate!