To achieve high speed document search, an inverted index is compressed at high compressibility by an encoding method decodable in a high process speed. The input system having a mouse with a plurality of pointers and a keyboard includes one or more activation selecting portions, a generation selecting portion, a position detecting portion and a driver. Control means in the form of a voice-based fraud detection engine is provided for determining, from said comparison, a profile of user usage that is representative of a total number of different users of the associated identifier. The microbe product comprises at least a sterilized supernatant of a bacterial incubation product. A signal is produced using the produced information elements and the produced signal is transmitted on the selected group of K reverse link channels. The load beam has a reinforcing structure that is symmetrical as viewed from the above based on a center longitudinal axis line, only in a center region in a longitudinal direction from a rearmost portion at the rear region to the dimple.