1. A method comprising: displaying a variable resolution image at an initial resolution, the variable resolution image having multiple portions, at least two portions of the multiple portions being displayed simultaneously at different resolutions and having different selectable resolutions than each other, wherein the variable resolution image defines an outer periphery and wherein the at least two portions being displayed simultaneously at different resolutions compose part of the variable resolution image within the outer periphery; receiving a request to display one of the multiple portions of the variable resolution image at a higher resolution; checking whether a higher resolution version of the one portion is available; and displaying the higher resolution version of the one portion if available, otherwise displaying the one portion at the initial resolution.