157. A method of indexing and searching timed media files, as recited in claim 150 , wherein said virtual documents are displayed.
157. A method of indexing and searching timed media files, as recited in claim 150 , wherein said virtual documents are displayed. 158. A method of indexing and searching timed media files, as recited in claim 157 , wherein said display of said virtual documents includes playing the said collection of relevance intervals back-to-back.