MySpace, others, showcase targeted Web advertising

Advertisers already using the program include Procter & Gamble, Ford and Sony Electronics. MySpace will also announce tools for small businesses to create ads and deliver them to relevant audiences on its network.

It estimates that anywhere from 5 million to 10 million independent vendors and businesses already use the social network.

In a separate announcement, BuzzLogic will make available a tool that identifies influential blog and social media conversations about products or related issues and lets advertisers immediately place an ad on the Web page where the discussion is taking place.

"For the first time we're enabling advertisers to do conversation targeting and focus ads within conversations. BuzzLogic Chief Executive Rob Crumpler said in an interview.

Participants involved in private tests of the system include Wharton Executive Education and marketing agency Publicis.