Lighting controls, namely, electric light dimmers; electric light switches; lamp dimmers and remote controls for controlling lights; master controls, namely, electronic controllers for electrical dimmers and window shades and screens; electronic transmitters for electrical dimmers and window shades and screens; electronic receivers transmitters for electrical dimmers and window shades and screens; interfaces, namely, electrical load switching interfaces, and electrical load dimming interfaces for incandescent, magnetic low voltage, electronic low voltage, fluorescents, window treatments, and projection screen motors; electrical control interfaces, namely, RS232 interfaces, contact closure interfaces, timeclock and programmer interfaces, infrared interfaces, and zero to ten volt interfaces, all for use to allow lighting systems to communicate and interact; occupancy sensors, namely, electronic devices which detect the presence of occupants and control the lighting system accordingly; daylight sensors, photosensors, infrared partition sensors, namely, remote sensors for use in measuring infrared radiation energy waves; light dimming controllers, power boosters, namely, power amplifier; electrical lamp debuzzing coils; transformers; low voltage electrical cables; repeaters for radio frequency signals; fluorescent dimming ballasts for gas discharge lamps; fluorescent lighting ballast modules, namely, an interface that allows fluorescent ballasts on different protocols to communication; integrators for communication between building systems