Please don't blott out the URL's o your site when your needing support. As anyways your site is already linked on your profile.
Anyways your problem is this
You have tabber linked into skins/sed-dark/tabber.js but that file doesn't exist
"Failed to load source for: http://www.lottclanp.net16.net/skins/sed-dark/tabber.js"
Is what I got from FireBug.