What is claimed is:
`
`l.
`
`A computer-implemented method, comprising: at a portable electronic device with a
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`touch screen display,
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`displaying at least a portion of a web page on the touch screen display, wherein the
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`Web page comprises a plurality of boxes of content;
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`detecting a first finger tap gesture at a location on the displayed portion of the Web
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`page;
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`determining a first box in the plurality of boxes at the location of the first finger tap
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`gesture; and
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`enlarging and substantially centering the first box on the touch screen display,
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`wherein enlarging comprises expanding the first box so that the Width of the first box is
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`substantially the same as the width of the touch screen display;
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`resizing text in the enlarged first box to meet or exceed a predetermined minimum
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`text size on the touch screen display;
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`while the first box is enlarged, detecting a second finger tap gesture on a second box
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`other than the first box; and
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`in response to detecting the second finger tap gesture, substantially centering the
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`second box on the touch screen display.
`
`2.
`
`A computer-implemented method, comprising: at a portable electronic device with a
`
`touch screen display,
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`displaying at least a portion of a structured electronic document on the touch screen
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`display, wherein the structured electronic document comprises a plurality of boxes of content;
`
`detecting a first gesture at a location on the displayed portion of the structured
`
`electronic document;
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`determining a first box in the plurality of boxes at the location of the first gesture; and
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`enlarging and substantially centering the first box on the touch screen display.
`
`3.
`
`The method of claim 2, including: prior to displaying at least a portion of a structured
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`electronic document,
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`determining borders, margins, and/or paddings for the plurality of boxes that are
`
`specified in the structured electronic document; and
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`Apple Inc. Exhibit 2001 Page1
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`Apple Inc. Exhibit 2001 Page 1
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`adjusting the borders, margins, and/or paddings for the plurality of boxes for display
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`on the touch screen display.
`
`4.
`
`5.
`
`The method of claim 2, wherein the structured electronic document is a web page.
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`The method of claim 2, wherein the structured electronic document is an HTML or
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`XML document.
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`6.
`
`The method of claim 2, wherein:
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`the structured electronic document has a document width and a document length;
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`the touch screen display has a display width; and
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`displaying at least a portion of the structured electronic document comprises scaling
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`the document width to fit within the display width independent of the document length.
`
`7.
`
`The method of claim 6, wherein:
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`the touch screen display is rectangular with a short axis and a long axis;
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`the display width corresponds to the short axis when the structured electronic
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`document is seen in portrait View; and
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`the display width corresponds to the long axis when the structured electronic
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`document is seen in landscape View.
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`8.
`
`The method of claim 2, wherein the plurality of boxes are defined by a style sheet
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`language.
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`9.
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`The method of claim 8, wherein the style sheet language is a cascading style sheet
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`language.
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`10.
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`The method of claim 2, wherein the first gesture is a finger gesture.
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`11.
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`The method of claim 2, wherein the first gesture is a stylus gesture.
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`12.
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`The method of claim 2, wherein the first gesture is a tap gesture.
`
`13.
`
`The method of claim 12, wherein the first gesture is a double tap with a single finger,
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`a double tap with two fingers, a single tap with a single finger, or a single tap with two
`
`fingers.
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`Apple Inc. Exhibit 2001 Page2
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`Apple Inc. Exhibit 2001 Page 2
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`l4.
`
`The method of claim 2, wherein:
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`the structured electronic document has an associated render tree with a plurality of
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`nodes; and determining the first box at the location of the first gesture comprises:
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`traversing down the render tree to determine a first node in the plurality of
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`nodes that corresponds to the detected location of the first gesture;
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`traversing up the render tree from the first node to a closest parent node that
`
`contains a logical grouping of content; and
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`identifying content corresponding to the closest parent node as the first box.
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`15.
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`The method of claim 14, wherein the logical grouping of content comprises a
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`paragraph, an image, a plugin object, or a table.
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`16.
`
`The method of claim 14, wherein the closest parent node is a replaced inline, a block,
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`an inline block, or an inline table.
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`17.
`
`The method of claim 2, wherein enlarging and substantially centering comprises
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`simultaneously zooming and translating the first box on the touch screen display.
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`18.
`
`The method of claim 2, wherein enlarging comprises expanding the first box so that
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`the width of the first box is substantially the same as the width of the touch screen display.
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`19.
`
`The method of claim 2, including resizing text in the enlarged first box to meet or
`
`exceed a predetermined minimum text size on the touch screen display.
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`20.
`
`The method of claim 19, wherein the text resizing comprises:
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`determining a scale factor by which the first box will be enlarged;
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`dividing the predetermined minimum text size on the touch screen display by the
`
`scaling factor to determine a minimum text size for text in the first box; and
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`if a text size for text in the first box is less than the determined minimum text size,
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`increasing the text size for text in the first box to at least the determined minimum text size.
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`21.
`
`The method of claim 20, wherein: the first box has a width; the display has a display
`
`width; and the scale factor is the display width divided by the width of the first box prior to
`
`enlarging.
`
`22.
`
`The method of claim 19, wherein the resizing occurs during the enlarging.
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`Apple Inc. Exhibit 2001 Page 3
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`Apple Inc. Exhibit 2001 Page 3
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`23.
`
`The method of claim l9, wherein the resizing occurs after the enlarging.
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`24.
`
`The method of claim 2, including resizing text in the structured electronic document
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`to meet or exceed a predetermined minimum text size on the touch screen display.
`
`25.
`
`The method of claim 24, wherein the text resizing comprises:
`
`determining a scale factor by which the first box will be enlarged;
`
`dividing the predetermined minimum text size on the touch screen display by the
`
`scaling factor to determine a minimum text size for text in the structured electronic
`
`document; and
`
`if a text size for text in the structured electronic document is less than the determined
`
`minimum text size, increasing the text size for text in the structured electronic document to at
`
`least the determined minimum text size.
`
`26.
`
`The method of claim 24, wherein the text resizing comprises:
`
`identifying boxes containing text in the plurality of boxes;
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`determining a scale factor by which the first box will be enlarged;
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`dividing the predetermined minimum text size on the touch screen display by the
`
`scaling factor to determine a minimum text size for text in the structured electronic
`
`document; and
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`for each identified box containing text, if a text size for text in the identified box is
`
`less than the determined minimum text size, increasing the text size for text in the identified
`
`box to at least the determined minimum text size and adjusting the size of the identified box.
`
`27.
`
`The method of claim 2, including:
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`detecting a second gesture on the enlarged first box; and
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`in response to detecting the second gesture, reducing in size the displayed portion of
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`the structured electronic document.
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`28.
`
`The method of claim 27, wherein the first box returns to its size prior to being
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`enlarged.
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`29.
`
`The method of claim 27, wherein the second gesture and the first gesture are the same
`
`type of gesture.
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`30.
`
`The method of claim 27, wherein the second gesture is a finger gesture.
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`Apple Inc. Exhibit 2001 Page4
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`Apple Inc. Exhibit 2001 Page 4
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`3l.
`
`The method of claim 27, wherein the second gesture is a stylus gesture.
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`32.
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`The method of claim 27, wherein the second gesture is a tap gesture.
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`33.
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`The method of claim 32, wherein the second gesture is a double tap with a single
`
`finger, a double tap with two fingers, a single tap with a single finger, or a single tap with two
`
`fingers.
`
`34.
`
`The method of claim 2, including:
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`while the first box is enlarged, detecting a third gesture on a second box other than the
`
`first box; and
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`in response to detecting the third gesture, substantially centering the second box on
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`the touch screen display.
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`35.
`
`The method of claim 34, wherein the third gesture and the first gesture are the same
`
`type of gesture.
`
`36.
`
`The method of claim 34, wherein the third gesture is a finger gesture.
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`37.
`
`The method of claim 34, wherein the third gesture is a stylus gesture.
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`38.
`
`The method of claim 34, wherein the third gesture is a tap gesture.
`
`39.
`
`The method of claim 38, wherein the third gesture is a double tap with a single finger,
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`a double tap with two fingers, a single tap with a single finger, or a single tap with two
`
`fingers.
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`40.
`
`The method of claim 2, including:
`
`detecting a swipe gesture on the touch screen display; and
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`in response to detecting the swipe gesture, translating the displayed portion of the
`
`structured electronic document on the touch screen display.
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`41.
`
`The method of claim 40, wherein translating comprises Vertical, horizontal, or
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`diagonal movement of the structured electronic document on the touch screen display.
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`42.
`
`The method of claim 40, wherein the swipe gesture is a finger gesture.
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`43.
`
`The method of claim 40, wherein the swipe gesture is a stylus gesture.
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`Apple Inc. Exhibit 2001 Page 5
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`Apple Inc. Exhibit 2001 Page 5
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`44.
`
`The method of claim 2, including:
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`detecting a fifth gesture on the touch screen display,
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`in response to detecting the fifth gesture, rotating the displayed portion of the
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`structured electronic document on the touch screen display by 90 °.
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`45.
`
`The method of claim 44, wherein the fifth gesture is a finger gesture.
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`46.
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`The method of claim 45, wherein the fifth gesture is a multifinger gesture.
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`47.
`
`The method of claim 46, wherein the fifth gesture is a twisting gesture.
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`48.
`
`The method of claim 2, including:
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`detecting a change in orientation of the device,
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`in response to detecting the change in orientation of the device, rotating the displayed
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`portion of the structured electronic document on the touch screen display by 90°.
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`49.
`
`The method of claim 2, including:
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`detecting a multi-finger de-pinch gesture on the touch screen display,
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`in response to detecting the multi-finger de-pinch gesture, enlarging a portion of the
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`displayed portion of the structured electronic document on the touch screen display in
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`accordance with a position of the multi-finger de-pinch gesture and an amount of finger
`
`movement in the multi—finger de-pinch gesture.
`
`50.
`
`A graphical user interface on a portable electronic device with a touch screen display,
`
`comprising:
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`at least a portion of a structured electronic document, wherein the structured
`
`electronic document comprises a plurality of boxes of content;
`
`wherein:
`
`in response to detecting a first gesture at a location on the portion of the structured
`
`electronic document, a first box in the plurality of boxes at the location of the first gesture is
`
`determined and the first box is enlarged and substantially centered on the touch screen
`
`display.
`
`51.
`
`A portable electronic device, comprising:
`
`a touch screen display;
`
`0116 O1‘ 1’I1OI'€ pI'OC€SSOI'S;
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`Apple Inc. Exhibit 2001 Page6
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`Apple Inc. Exhibit 2001 Page 6
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`memory; and
`
`one or more programs, wherein the one or more programs are stored in the memory
`
`and configured to be executed by the one or more processors, the one or more programs
`
`including:
`
`instructions for displaying at least a portion of a structured electronic
`
`document on the touch screen display, wherein the structured electronic document comprises
`
`a plurality of boxes of content;
`
`instructions for detecting a first gesture at a location on the displayed portion
`
`of the structured electronic document;
`
`instructions for determining a first box in the plurality ofboxes at the location
`
`of the first gesture; and
`
`instructions for enlarging and substantially centering the first box on the touch
`
`screen display.
`
`52.
`
`A computer-program product, comprising:
`
`a computer readable storage medium and a computer program mechanism embedded
`
`therein, the computer program mechanism comprising instructions, which when executed by
`
`a portable electronic device with a touch screen display, cause the device to:
`
`display at least a portion of a structured electronic document on the touch
`
`screen display, wherein the structured electronic document comprises a plurality of boxes of
`
`content;
`
`detect a first gesture at a location on the displayed portion of the structured
`
`electronic document;
`
`determine a first box in the plurality of boxes at the location of the first
`
`gesture; and
`
`enlarge and substantially center the first box on the touch screen display.
`
`53.
`
`A portable electronic device with a touch screen display, comprising:
`
`means for displaying at least a portion of a structured clcctronic document on the
`
`touch screen display, wherein the structured electronic document comprises a plurality of
`
`boxes of content;
`
`means for detecting a first gesture at a location on the displayed portion of the
`
`structured electronic document;
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`Apple Inc. Exhibit 2001 Page 7
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`Apple Inc. Exhibit 2001 Page 7
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`

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`means for determining a first box in the plurality ofboxes at the location of the first
`
`gesture; and
`
`means for enlarging and substantially centering the first box on the touch screen
`
`display.
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`Apple Inc. Exhibit 2001 Page 8
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`Apple Inc. Exhibit 2001 Page 8