A method of controlling the operation of a mobile terminal, the method comprising: displaying an electronic document screen showing one of a plurality of pages of an electronic document on a display module (S200, S300); responsive to detecting a first input on the electronic document screen that satisfies a predefined condition, increasing a page quantity to be turned according to the duration of the first input (S210, S310), the first input being a touch input that satisfies the predefined condition; and responsive to detecting a second input on the electronic document screen (S215; S325), jumping a number of pages corresponding to the increased page quantity and displaying a subsequent page on the electronic document screen (S220; S330), the second input being a drag input or a flicking input that begins from a location where the first input is detected, wherein the method is characterised in that it further comprises: changing a page layout of the electronic document to be displayed on the electronic document screen from a one-page layout view to a two-page layout view according to a rotation of a main body of the mobile terminal; displaying the electronic document as a book image in response to a first predefined motion of the mobile terminal while the electronic document screen is in the two-page layout view, wherein a thickness of the book image corresponds to a number of pages of the electronic document; and making the book image disappear from the electronic book screen in response to a second predefined motion of the mobile terminal. displaying an electronic document screen showing one of a plurality of pages of an electronic document on a display module (S200, S300); responsive to detecting a first input on the electronic document screen that satisfies a predefined condition, increasing a page quantity to be turned according to the duration of the first input (S210, S310), the first input being a touch input that satisfies the predefined condition; and responsive to detecting a second input on the electronic document screen (S215; S325), jumping a number of pages corresponding to the increased page quantity and displaying a subsequent page on the electronic document screen (S220; S330), the second input being a drag input or a flicking input that begins from a location where the first input is detected, wherein the method is characterised in that it further comprises: changing a page layout of the electronic document to be displayed on the electronic document screen from a one-page layout view to a two-page layout view according to a rotation of a main body of the mobile terminal; displaying the electronic document as a book image in response to a first predefined motion of the mobile terminal while the electronic document screen is in the two-page layout view, wherein a thickness of the book image corresponds to a number of pages of the electronic document; and making the book image disappear from the electronic book screen in response to a second predefined motion of the mobile terminal. changing a page layout of the electronic document to be displayed on the electronic document screen from a one-page layout view to a two-page layout view according to a rotation of a main body of the mobile terminal; displaying the electronic document as a book image in response to a first predefined motion of the mobile terminal while the electronic document screen is in the two-page layout view, wherein a thickness of the book image corresponds to a number of pages of the electronic document; and making the book image disappear from the electronic book screen in response to a second predefined motion of the mobile terminal.