The invention comprises a method and apparatus for inserting advertisement and/or other information into an audio-video presentation during the presentation of non-active imagery. More specifically, in a case of a user interrupting the standard presentation of a content stream via, for example, pressing...http://www.google.es/patents/US7017173?utm_source=gb-gplus-sharePatente US7017173 - System enabling user access to secondary content associated with a primary content stream
System enabling user access to secondary content associated with a primary ...
