Will Woodgate S4S Stacks
Simple... A "Static Layer" Drop Zone, that, when hovered over reveals a "Hovered Layer" Drop Zone. Best for both to be the same size.
Joel Weintraub - 1950 Census
A "Static Content" Drop Zone, that, when hovered over reveals a "Caption Content Layer" Drop Zone below. Has top and bottom rectangular content areas."Caption Conten" area can be styled and linked.