DOCUMENT DISPLAY SUPPORT DEVICE, TERMINAL DEVICE, DOCUMENT DISPLAY METHOD AND COMPUTER PROGRAM

摘要

PROBLEM TO BE SOLVED: To inform a certain user of a part to which other users pay attention, when an identical document is displayed on a plurality of terminal devices and a plurality of users read the document.SOLUTION: A document server stores a display area displayed on each of the plurality of terminal devices. When there is an inquiry from one specific terminal device, the document server identifies a common area common to the display areas of other two or more terminal devices. Then, the document server notifies the one specific terminal device of the identified common area or a point therein.SELECTED DRAWING: Figure 1