An apparatus and method for controlling a display to provide content navigation is provided. equipped with receivers to receive said downstream broadcasts and a full time or part time upstream digital data communication path. Also disclosed are methods of preparing such plants, oleoresins and comestible materials that have such carotenoid ratios. The user with the higher calculated priority for the current time slot has its data packets transmitted. The memory components also include user programs that the embedded microprocessor executes. The pilot seat if further adapted to have an occupant able to access to a control panel.