Meerkat - A jQuery Plugin
http://jarodtaylor.com/meerkat/

Meerkat, depending on the options you have set, will slide or fade in from the top or bottom of the browser window and remain in its fixed position while the rest of the page will scroll normally.

Meerkat, named for its pop up like behavior, is a jQuery plugin created by Jarod Taylor.

great case study to follow for primelink/relland

Case history for UK financial comparison company