Refrigerated and freezer cases account for nearly half of a supermarket's annual electricity costs, according to the Lighting Research Center (LRC) at Rensselaer Polytechnic Institute, Troy, N.Y.

I've built many a pc, but never messed with lighting really. I'm working on a pc for a young kids Christmas present but on a pretty tight budget, they had the case and mobo donated, so I'm working ...