1. A handheld wireless communications device, comprising: a housing; a processor, memory and a display disposed in the housing; a user input device; an operating system executing in the memory of the device and providing access to functionality of the device, the operating system hosting the operation of a plurality of different computer programs; a graphical user interface (GUI) for the operating system displayed in the display, the GUI comprising a first set of icons, each icon of the first set configured upon activation to launch execution in the operating system of a corresponding one of the computer programs; and, a second set of icons displayed in the GUI of the operating system, the icons of the second set including a personal email icon and an office email icon, each of the icons in the second set further being associated with a numeric indication displayed in the GUI and corresponding to a number of respectively unread email messages.