This command simply handles activating an item within a group.
(this command is added to the clickCommands of TabButton by TabGroup when a button is added to the group.)
|GetURLCommand||GetURLCommand class (not implemented yet)|
|RotatorStartCommand||Command that is used to start a IRotator|
|RotatorStopCommand||Command that is used to stop a IRotator|
|ToggleButtonCommand||Command used to swap the currently displayed button of a ToggleButton|