15. The method according to claim 12 , wherein the primary file is a SWF file.
15. The method according to claim 12 , wherein the primary file is a SWF file. 16. The method according to claim 15 , wherein the SWF file loads page level SWF files for rendering individual pages of the electronic publication when executed by the device, and wherein links to the image and audio and image files are contained in the page level SWF files.