4. The apparatus of claim 2 , further comprising: a display coupled to said communications bus; and a browser configured to render hypertext data associated with said line-based document, said browser configured to render said hypertext data to said display.
4. The apparatus of claim 2 , further comprising: a display coupled to said communications bus; and a browser configured to render hypertext data associated with said line-based document, said browser configured to render said hypertext data to said display. 5. The apparatus of claim 4 , wherein said navigation function is configured to update said browser with said current line number as said audio codec function plays back said audio data.