Here's another option. http://www.calfishing.com/dc/dcboard.php?az=show_topic&forum=6&topic_id=21303&mesg_id=21303&page=3. Scroll to the bottom of the page. I done mine like this. It's nice because you can put it on and take it off. Not as cool looking as having mounted to your craft, but it works.

Hey John. Maybe you could have a "how-to" page added to the site that covers stuff like this. Maybe you've already thought of that. Seems like there's at least one person every week asking about this kind of stuff.