Patent ID: 7454698

Claim:
A digital document browsing system comprising: a layout engine, for determining the layout of a digital document having sentences and images, based on digital document display form historical data relating to previous use of said document, by said browsing system; a view generator, for generating, in accordance with said layout determined by said layout engine, data relating to the display form of said digital document, said data including a summary preparation request designating sentences in the digital document for which summarization is required, a summarization keyword, and a summarization rate indicative of a ratio of length of a summary to length of original sentences in the digital document, said summarization rate varying and being determined for each sentence within said document, and a compression rate for said images, said compression rate varying for each of said images within said document; a summarization engine for generating a summary in response to said data; and a display for displaying said digital document based on said data relating to said display form generated by said view generator; wherein said display form includes an indicator indicating which portion of the digital document is displayed at which compression rate.