Before the bell 2-28-07: AAPL, S, DELL, SIRI, WMT, PFE ...

Main market news here.

Apple Inc. (NASDAQ:AAPL) shares are rebounding 0.8% in pre-market trading (7:48 a.m.) after a 5.3% drop yesterday. Following concerns after Apple announced delay of its Apple TV, Tim Cook, Apple's COO reiterated that the company remains on track to release its iPhone mobile-phone product in June, expecting 10 million devices to be sold in 2008.

Dell Inc. (NASDAQ:DELL) shares are up 0.5% in pre-market (7:51 a.m.) after a 3.9% decline yesterday and ahead of its earnings to be reported tomorrow. Analysts, on average, are looking for earnings of 29 cents per share on sales of $14.88 billion, according to a poll by Thomson Financial.

The Walt Disney Company (NYSE:DIS) shares are gaining 1.3% in pre-market (7:41 a.m.) after a 5.7% plunge yesterday. Disney announced it has appointed Anne Gates to the newly created position of executive vice president and managing director of Disney Consumer Products Europe.

DaimlerChrysler AG (NYSE:DCX) is rebounding 2% in pre-market (7:15 a.m.) after losing 4.6% in market value yesterday. The Chrysler Group said yesterday it will offer some of its 49,600 hourly U.S. workers up to $100,000 to leave the company as part of a recovery plan announced earlier this month.

Google Inc. (NASDAQ:GOOG) shares are up 0.7% in pre-market trading (8:04 a.m.) after declining 3.5% yesterday. Forbes is looking at the implication of Monday's ruling allowing Google to refuse any ad.

In all the excitement yesterday it seems that one little story escaped my watchful eye. Prince Charles suggested that banning McDonald's fast food was crucial for improving people's diets. Well, I dare say... Meanwhile, McDonald's Corp. (NYSE:MCD) held up relatively well yesterday, declining 2.9%. This morning in pre-market, MCD shares are flat (7:55 a.m.).

Microsoft Corp.'s (NASDAQ:MSFT) chief software architect Ray Ozzie said that watching Google "was a wake-up call." And how did Microsoft wake up? It now plans to go beyond web-based versions of desktop programs or a one-size-fits-all search. MSFT shares dropped 4.1% yesterday and are up 0.7% in pre-market trading (8:13 a.m.).

Pfizer Inc. (NYSE:PFE) won a suit barring Mylan Laboratories (NYSE:MYL) from marketing the generic version of the popular high blood pressure medication, Norvasc. PFE shares are up 0.9% in pre-market (8:13 a.m.) after closing down 2.7% yesterday.

BusinessWeek.com says that new conditions may ease the planned XM Satellite Radio Holdings Inc. (NASDAQ:XMSR) - Sirius Satellite Radio Inc. (NASDAQ:SIRI) $13.6 billion merger.

The cable division of Time Warner Inc. (NYSE:TWX), Time Warner Cable Inc. said it expects revenue and operating income before depreciation and amortization profit growth in the mid-to-high thirties percentage range in 2007.

Wal-Mart Stores Inc. (NYSE:WMT) will not spin off into separate companies, Tom Schoewe, chief financial officer said.

Sprint Nextel Corp. (NYSE:S) reported a 33% rise in profit to $261 million, or 9 cents a share, with operating revenue up 7% to $10.44 billion. Analysts polled by Thomson Financial expected earnings of 28 cents a share on revenue of $10.39 billion. Sprint shares are up nearly 3% in pre-market trading as of 8:26 a.m.