17. The method of claim 16 , further comprising, when the structured electronic document is enlarged and translated so that the first box of content is displayed on the touch screen display and the second box of content is not displayed on the touch screen display, detecting a second gesture on the touch screen display and, in response to detecting the second gesture, scrolling the structured electronic document on the touch screen display.
17. The method of claim 16 , further comprising, when the structured electronic document is enlarged and translated so that the first box of content is displayed on the touch screen display and the second box of content is not displayed on the touch screen display, detecting a second gesture on the touch screen display and, in response to detecting the second gesture, scrolling the structured electronic document on the touch screen display. 19. The method of claim 17 , wherein the second gesture is a swipe gesture.