You are browsing Twitter.com and see an interesting image. So you just click on the image / media to view it larger. As you can see in the image, the size is 503 pixels by 510 pixels, above screen-shot was taken in Full Screen mode.
User Errors: Preventing them for good How ClearTrip.com violates Heuristic 2: Match between system and the real world and costs travelers trouble and how quickly this can be fixed. User Errors: How minor text changes at ClearTrip.com can help prevent User Errors (mistakes) on the interface and create an effective and trustable User Experience.