A system for mobile devices that facilitates the creation and dissemination of interactive media to a plurality of mobile devices and PCslaptops that comprise a client component. The method forms a gate structure in a fixed relationship to the semiconductor active area thereby defining a first sourcedrain region adjacent a first gate structure sidewall and a second sourcedrain region adjacent a second sidewall gate structure. The handles can be gripped by a user to move the rack from one location to another when the rack-coupling portion is coupled to the rack. The third web page interaction state may be presented to the user in which the interactive element with the valid focus setting having focus in the presented third web page interaction state. Also, a conveyor belt-tracking device comprising a guide frame to receive the conveyor belt and substantially to restrict its motion to a predetermined direction. Those instructions that cannot be allocated to a functional unit are retained in a ready-to-run register.