Briefly: iMac graphics update, new iPod ad, Foxconn to build the 3G iPhone

Here's another brief week's news catch-up for iMac, iPod and iPhone fans:

iMac graphics updated

Apple has posted a graphics update for its iMac lineup:

This update is for iMac computers with an ATI Radeon HD 2600 Pro or ATI Radeon HD 2400 XT graphics card installed, running Mac OS X 10.5.2 or later.

It's available either through the Software Update utility or through Apple's support web site.

New iPod ad

Apple has posted a new iPod+iTunes ad on Monday featuring the now famous silhouettes as well as the song "Shut Up and Let Me Go" by The Ting Ting Tings.

The new ad's launch date coincides with the fifth anniversary of the iTunes Music store.

Foxconn chosen to build the iPhone?

According to the Commercial Times (via Digitimes), Apple has ordered about 25 million iPhones of the second generation - which will at least bring 3G connectivity - to Foxconn. 3 of these 25 million will be produced for availability in June, the report adds.