RealTime IT News Joins DoubleClick's Sonar Network

Communications site on Monday joined DoubleClick's new mass-reach, discount-oriented advertising network, the Sonar Network, and announced plans to use the company's DART ad serving technology.

DoubleClick will sell advertising on both the Website and on the company's Messenger software -- the viewer technology used to receive or send fax or voice messages. will become part of the Sonar Network's business-to-business segment, one of 16 that DoubleClick is setting up as the network grows.

"The demographics of our subscriber-base complements the niche focus that DoubleClick is targeting with its Sonar Network, and offers a great venue for advertisers," says Ron Brown, president of

"We want to provide a gateway to our highly-qualified business audience, and thus our relationship with DoubleClick is the perfect strategic match."