11.   That has helped push the stocks of publicly traded ad firms, such as Omnicom Group Inc. and Interpublic Group Cos., to record highs.

12.   The other contender for the Pavilion account was a small San Jose firm ad firm, The Stephenz Group.

13.   They permit DoubleClick and other online ad firms to track what people are looking at.

14.   Thursday, it was at CMGI-controlled Engage Inc., an online ad firm based in Andover, Mass.