Abstract: A computer system based method of analyzing an electronic document which document includes text and graphics and common reference symbols designate text components and respective graphics components the method comprising processing the document text and graphics into an index that identifies the text locations of reference symbols and graphic locations of reference symbols, and displaying (70) the text that includes at least some of the text reference symbols and/or displaying (68) at least some of the graphic reference symbols, and linking the common text and common graphic reference symbols such that user selection of a particular text reference symbol or graphic reference symbol causes display of a respective graphic segment or text segment that includes the selected common reference symbol. Other features include displaying a component list, selecting component identities to display graphic segments, using voice recognition for user control, and synthesized speech for audio text response.