Common Screen Resolutions, in pixels:
4x3: 1024x768, 1280x1024, 1600x1200 Widescreen: 1280x720, 1366x768, 1440x900, 1680x1050, 1920x1080
4x3: 1024x768, 1280x1024, 1600x1200
Widescreen: 1280x720, 1366x768, 1440x900, 1680x1050, 1920x1080