Abstract: According to one embodiment, an electronic device includes a receiver configured to receive data of an electronic book, and a display controller configured to display a slider, and to display a designated page in response to a designation by the slider. The display controller is configured to display a first thumbnail in accordance with a first position corresponding to the first page, the first thumbnail including at least one of a part of first information, relating to the first page, included in a page of a table of contents and second information of an illustration of the first page or a page close to the first page.

Abstract: According to one embodiment, an information processing apparatus includes a browsing log recorder, a first display module, a second display module, an operation input module and a controller. The browsing log recorder is configured to record a browsing log of e-books. The controller is configured to cause the first display module to display the interrupted page of the most recently interrupted e-book or to cause the second display module to display the list of interrupted e-books in accordance with an operation of the operation input module.

Abstract: According to one embodiment, an electronic apparatus includes a display processor including a recommendation module, a recommendation stop module and a recommendation resumption module. The recommendation module is configured to display a first image representative of an unpurchased content and a second image representative of a purchased content. A series of the unpurchased content is same as a series of the purchased content. The recommendation stop module is configured to stop display of the first image if an input module accepts a first operation for the first image. The recommendation resumption module is configured to resume display of the first image if purchasing one of the same series during a stop of display of the first image.

Abstract: According to one embodiment, an information processing apparatus includes a browsing log recorder, a first display module, a second display module, an operation input module and a controller. The browsing log recorder is configured to record a browsing log of e-books. The controller is configured to cause the first display module to display the interrupted page of the most recently interrupted e-book or to cause the second display module to display the list of interrupted e-books in accordance with an operation of the operation input module.

Abstract: According to one embodiment, an information processing apparatus includes a first controller and a second controller. The first controller updates a display state of a list of images to collect a plurality of images of the contents including an identical attribute into a group image if a first operation is accepted. The second controller updates the display state of the list of images to unfold the plurality of images of the contents collected into the group image if a second operation is accepted.

Abstract: According to one embodiment, an information processing apparatus includes a content display, an extraction module, and a keyword display. The content display is configured to display a content. The extraction module is configured to extract a keyword from the content displayed by the content display. The keyword display is configured to display the keyword extracted by the extraction module in a content display window.

Abstract: According to one embodiment, a time-series information generating apparatus includes a dividing module, a determining module, a generating module, and a display module. The dividing module divides an electronic document to be displayed into one or more sets of sentences. The determining module determines a summary of each of the sets of sentences. The generating module generates time-series information that represents relative temporal information between anyone of the sets of sentences and another set of sentences. The display module collectively displays the summary of each of the sets of sentences according to the time-series information.

Abstract: An information processing apparatus includes a monitoring unit configured to monitor transition of Web pages displayed by a browser, a determination unit configured to determine whether a current Web page is a page of a particular type when the transition of the Web pages displayed by the browser has occurred, an extraction unit configured to extract a feature quantity from the current Web page when the current Web page is not the page of the particular type, and a providing unit configured to provide a supplementary service related to the current Web page, using the extracted feature quantity.