The Internet will allow them to find new sources of revenue in inserting advertisements into downloadable music, selling their databases of customers who have bought certain albums and so on.

Networks like Fox have long inserted digital advertisements (but not products) into sports broadcasts - for example, placing company logos on the backstop behind home plate in baseball games.

Semi-regular stylistic re-designs of the grid also occurred, and support was added for showing locally inserting provider logos and graphical advertisements within it.

But media companies also want to be paid for their video, of course, so they will have to work through details about how to insert advertisements, pay-per-view mechanisms and subscription buttons, and how to share the proceeds.

No one ever discovered Laika's origin, though the Observatory staff made a few enquiries and I inserted several advertisements in the Pasadena newspapers.

For publicity he inserted advertisements in local papers and wrote a book entitled Syllabus of a Course on Natural Philosophy (Kendal, 1766).

After that the adware may insert various advertisements into the data stream to appear on the computer during the browsing session.

He also promises that his system will insert customized advertisements into each stream, producing even more revenue.

Operators can also insert virtual advertisements allowing to adapt the field advertisements to the audience.

Sun executives said they thought the system would be attractive to cable and telephone companies because it makes it possible for carriers to insert individualized advertisements into digital streams of video going to homes.