8. A computer-readable storage device, comprising at least one of a storage drive and a memory, having computer-executable instructions for performing a computer process that presents a customized application page in an application, the computer process comprising: receiving an application package from a communications network, the application package containing markup data and one or more resources defining the customized application page; rendering an offering tile on a display by the application, the offering tile displaying a graphic image defined by an image resource in the received application package when the offering tile is in focus, and a second graphic image defined by a second image resource in the received application package when the offering tile is not in focus; receiving a target page identifier in response to a user selection of the offering tile; and responsive to the receiving of the user selection of the offering tile, identifying markup data of the application package for the customized application page according to the received target page identifier, rendering the customized application page defined by the identified markup data on the display to include at least one resource included in the application package.
8. A computer-readable storage device, comprising at least one of a storage drive and a memory, having computer-executable instructions for performing a computer process that presents a customized application page in an application, the computer process comprising: receiving an application package from a communications network, the application package containing markup data and one or more resources defining the customized application page; rendering an offering tile on a display by the application, the offering tile displaying a graphic image defined by an image resource in the received application package when the offering tile is in focus, and a second graphic image defined by a second image resource in the received application package when the offering tile is not in focus; receiving a target page identifier in response to a user selection of the offering tile; and responsive to the receiving of the user selection of the offering tile, identifying markup data of the application package for the customized application page according to the received target page identifier, rendering the customized application page defined by the identified markup data on the display to include at least one resource included in the application package. 9. The computer-readable storage device of claim 8 wherein the received application package replaces a previously received application package referenced by the same target page identifier.