To start/stop the animation of each knot Left Click on it's picture

Bow Line	Two Half Hitches	Clove Hitch
Figure of Eight	Reef Knot	Sheet Bend

thanks to Mathew Melton for Java Script from http://dspace.dial.pipex.com/newboldsea/index.shtml and the images and www.seascout.org (Sea Scouts, BSA homepage) for the actual images.