Provided is an integrated circuit design method. In one embodiment, the systems and methods described herein improve efficiency and efficacy of Internet based advertisements. The inventive covers may be used in any orientation, open end up, down or horizontal, so that they are equally useful for upright CFLs in lamps, horizontally oriented CFLs screwed into wall sockets, or downwardly oriented or angled CFLs screwed into horizontal or sloped ceiling fixtures. An insulating metal oxide is used for the base surface or film touching the oxide semiconductor film.