According to one embodiment, a system for controlling display content for multiple electronic displays includes software operable to generate a graphical user interface (GUI) and control instructions. The GUI includes a plurality of virtual display unit icons and a plurality of display content icons, each of the display content icons corresponding with a display content file and each of the display content icons being operable to be selected and positioned within the GUI. Particular virtual display unit icons may be associated with particular display content icons according to the position of the particular display content icons within the GUI. The control instructions are adapted to define display content for a display group comprising a plurality of electronic display units, such that the display content for a particular display unit corresponds with the display content associated with a virtual display unit icon for the particular display unit.