...2009; Indianapolis, IN, US; Indianapolis Colts defensive end Dwight Freeney (93) sacks San Francisco 49ers quarterback Alex Smith (11) at Lucas Oil Stadium. Indianapolis defeats San Francisco 18-14. Mandatory Credit: Brian Spurlock/US...

Nov 12, 2009; San Francisco, CA, USA; San Francisco 49es quarterback Alex Smith (11) is pressured by Chicago Bears defensive end Adewale Ogunleye (93) at Candlestick Park

November 12, 2009; San Francisco, CA, USA; San Francisco 49ers quarterback Alex Smith (11) passes the ball during the first quarter against the Chicago Bears at Candlestick Park. Mandatory...

November 12, 2009; San Francisco, CA, USA; San Francisco 49ers quarterback Alex Smith (11) passes the ball during the first quarter against the Chicago Bears at Candlestick Park

SAN FRANCISCO - AUGUST 18: Alex Smith #11 talks with Vernon Davis #95 of the San Francisco 49ers in the locker room at...

...Francisco, CA, USA; San Francisco 49ers running back Frank Gore (21) scores a touchdown as quarterback Alex Smith (11) celebrates during the second quarter against the Tennessee Titans at Candlestick Park. Mandatory Credit

...Francisco, CA, USA; San Francisco 49ers running back Frank Gore (21) scores a touchdown as quarterback Alex Smith (11) celebrates during the second quarter against the Tennessee Titans at Candlestick Park. Mandatory Credit: Kyle...

SAN FRANCISCO - NOVEMBER 08: Alex Smith #11 of the San Francisco 49ers throws the ball during their game against the Tennessee Titans...

SAN FRANCISCO - NOVEMBER 08: Alex Smith #11 of the San Francisco 49ers throws the ball during their game against the Tennessee Titans...

25 October 2009: San Francisco 49ers quarterback Alex Smith (11) celebrates after throwing a touchdown pass in the second half of the San Francisco 49ers...

...Stadium in Charlotte, North Carolina, on December 8, 2008. 25 October 2009: San Francisco 49ers quarterback Alex Smith (11) looks to throw the ball downfield in the second half of the San Francisco 49ers...

...Campbell-US PRESSWIRE NFL: OCT 25 49ers at Texans 25 October 2009: San Francisco 49ers quarterback Alex Smith (11) looks to throw the ball downfield in the second half of the San Francisco 49ers...

...Jets at Oakland-Alameda County Coliseum. October 25, 2009; Houston, TX USA; San Francisco 49ers quarterback Alex Smith (11) passes under pressure against the Houston Texans in the second half at the Reliant Stadium...

Sept. 13, 2009; Glendale, AZ, USA; San Francisco 49ers quarterback Alex Smith against the Arizona Cardinals at University of Phoenix Stadium. San Francisco defeated Arizona 20-16

October 25, 2009; Houston, TX USA; San Francisco 49ers quarterback Alex Smith (11) scrambles from Houston Texans defensive end Connor Barwin (98) in the second half at the...