1. A multifunction device, comprising: a display; a touch-sensitive surface; one or more processors; memory; and one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs including instructions for: displaying a first viewing area, the first viewing area including a first plurality of selectable objects; detecting activation of an object in the first plurality of selectable objects; in response to detecting activation of the object in the first plurality of selectable objects, overlaying a second viewing area on a portion of the first viewing area while maintaining display of a remaining portion of the first viewing area, wherein the second viewing area includes a second plurality of selectable objects; detecting activation of an object in the second plurality of selectable objects; and, in response to detecting activation of the object in the second plurality of selectable objects: overlaying a third viewing area on a portion of the first viewing area, wherein the third viewing area includes a third plurality of selectable objects; displaying a portion of the second viewing area overlaid on a portion of the first viewing area; and maintaining display of a remaining portion of the first viewing area.