At this stage I am putting together a proposed layout and filling in some content. I've contacted Joe Walnes to determine if I should work further to fill this with material and present to the SiteMesh team for endorsement.
SiteMesh is a web-page layout system that abstracts the look and feel from the functionality of a web-application. Just try it! You'll be impressed with how it can simplify things.
Present like a commercial with appealing and simple diagrams using catch phrase style text.