"Over the river and through the woods, to grandmother's house we go ..." Or maybe for your family, holidays signify a cruise to tropical destinations or a chance to hit the slopes at a ski resort. Wherever you're heading this holiday season, keep your home safe in your absence with these three simple tips: 1. Keep the lights on. Pick up a few inexpensive light timers. By programming different lamps or light fixtures to come on at different times, you can create the illus