User interface for all-in-one integrated office system

A user interacts with a computer system having a display unit, a processor, a memory and a Cartesian selection device by activating a first major feature; displaying a plurality of labels representing a plurality of options for said first major feature; selecting one of the options by manipulating the Cartesian selection device in a first axis; displaying a plurality of suboptions for the selected option; selecting one of the suboptions by manipulating the Cartesian selection device in a second axis; and selecting a second major feature by either selecting an indicia of the second major feature displayed on the display unit or using a hardbutton coupled to the processor. Both the first and second major feature comprising one of faxing, scanning, and voice mail functions. The user interface system for the computer system comprises a grid of possible user functions. The grid is made up of a plurality of rows and a plurality of columns. Each column within a row has a plurality of subrows, wherein each of the plurality of rows corresponds to a major feature of the computer system, each of the columns within each row corresponds to an option for the corresponding major feature, and each subrow within a column corresponds to a suboption. Only the active cell of the user interface system is displayed at any one time, the active cell being defined as the intersection of the selected row and column.