From Sursen Electronic Technology:
SEP Reader is used for viewing standard SEP and PDF format documents. SEP Reader holds the functions of zooming, printout, full text retrieving, text extracting, noting, annotating, delicately displaying, automatically scrolling, creating page thumbnails, multilevel navigating, creating hyperlinks, creating self-adaptive menus, changing skins, setting background images, full-screen displaying, customizing menus and toolbar. SEP files can be read online or offline. SEP Reader supports to be embedded into IE browser, namely, the reader can be used as a plug-in to display Sursen SEP files in IE browser. (PDF files can also be embedded in Web browser for reading).