1. A voting system comprising: an electronic memory for storing votes cast for candidates, a plurality of voting switches connected to said memory for storing said votes therein when said switches are actuated, said voting switches being mounted on a panel of said voting system, said panel having ballot information thereon, a shield having one or more sets of ballot information thereon, with cut-out portions on said shield and exposing said switches, said shield being movable with respect to said panel so that said shield can be moved to one position with one set of ballot information visible adjacent to said voting switches, and moved to another position with another set of ballot information visible adjacent to said switches, and switch means operated coincidentally with movement of said shield, said switch means connecting said voting switches to one portion of said memory when said shield is in said one position and to a different portion of said memory when it is in said other position whereby the same voting switches can be used to vote for two different groups of candidates.