A handheld electronic device includes a reduced QWERTY keyboard and is enabled with disambiguation software. The switch matrix preferably includes a support frame for supporting a grid of key positioning members arranged in a series of rows and columns. The present invention has been carried out in order to solve the above problems. The system includes a first deck section, as described, adjacent to a second deck section, wherein the side edges of the first and second deck sections are in juxtaposed relation.