Good allies are hard to find

AT&T has renewed and extended its partnership with Yahoo, reports Search Engine Journal.

The two signed a deal that stretches from the PC-based web to the mobile web.

Online, AT&T will continue to power its att.net portal via Yahoo. The portal is up for a revamp that appear first to new customers, followed by existing customers.

Yahoo will also deliver search and display ads to AT&T mobile web users. AT&T customers may access the co-branded portal and e-mail services at no additional charge.