However, unlike previous GTA titles, which also offered this feature, San Andreas can place commercials between tracks.

One change made it necessary for why the game can place commercials in between the tracks: the player now hears news breaks at certain points during game progress.

Programmers decided to place commercials in the middle of programs to make the transition to the next show direct.

There is also a reluctance, they said, to place upbeat commercials for items like soups, sodas and cereals on programs about the war.

Mainly, network executives point to advertisers who they say have asserted their desire to place commercials in "quality" scripted shows, while avoiding the unpredictable content of reality shows.

He also said the Bush campaign was placing new negative commercials on the air that involved the Massachusetts prison furlough issue and the Pledge of Allegiance.

Later, she placed commercials for advertisers on radio and television and bought, sold and managed real estate.

That pattern appears to have held up one more time on Sunday night, when Mr. Perot placed commercials on two networks.

Additionally, advertisers pay large sums to place commercials for specific demographics for broadcast television; ivi's services make this targeting far less effective.

So far, the media companies are finding that convergence is lifting advertising revenue because advertisers want to place commercials on Internet-based video programs.