The Courtroom Television Network will also have complete live coverage of Judge Thomas's appearance today and will use commercials only during breaks in his testimony.

Today, the 840-seat theater is used for concerts, plays, musicals, operas, dance performances, films and commercials.

However, Mr. Cooke said, most churches remain wary of using commercials.

Advertisers are increasingly using commercials not to showcase products or appeal to emotions, but to generate controversies that bring free air time and press clippings.

Eventually, AT&T plans to use interactive commercials to sell products.

Previously he had spurned Mr. Gore's suggestion of twice-weekly debates, coupled with a mutual agreement not to use 30-second commercials.

Each show uses the original songs, jingles, newscasts and even vintage commercials.

NBC began using commercials after President Bush addressed the nation.

In addition to their 10-second ads, both Mr. Herschensohn and Mr. Campbell are also using 30-second commercials denouncing each other.

He also said they are less likely to use commercials that respond to moves by other campaigns.