We've seen the plug-in Prius (a few times, actually), but what we hadn't seen was how Toyota planned to get the juice from the grid to its car until now. Turns out, the automaker plans to sell home battery chargers starting in 2012 so that buyers of PHEV Prii can fully take advantage of that plug in the front fender. The chargers come in two flavors: one for the garage and one for the exterior of your home, and will cost upwards of ¥200,000 ($2411) fully installed, making