advertising push

Yahoo Inc. believes a lot of its good work has been overlooked by investors and the media so it's spending more than $100 million to get the word out to consumers directly.

The money is going toward the Internet company's most expensive marketing campaign since Stanford University graduate students Jerry Yang and David Filo started Yahoo's Web site 15 years ago. Yahoo provided a peek at the 15-month blitz Tuesday in New York.

Microsoft executives have long spun visions of a world where computer users can seamlessly share information between a PC, the Web, and a cell phone. But the company has made little progress in making that vision a reality -- at least until now.