San Diego Chargers wide receiver Vincent Jackson (83) celebrates after scoring a touchdown against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers wide receiver Vincent Jackson, left, makes a catch on his way to a touchdown as San Francisco 49ers cornerback Nate Clements defends in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Denis Poroy)

San Diego Chargers running back Darren Sproles (43) runs the ball against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers cheerleader performs during a time out at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers running back Anthony Dixon (24) runs the ball against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers cheerleader performs during a time out at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers head coach Norv Turner argues a call to the official against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

A camera man dressed as Santa Claus films the game as the San Diego Chargers play against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers wide receiver Vincent Jackson (83) runs the ball against the defense of San Francisco 49ers cornerback Nate Clements (22) at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers wide receiver Kelley Washington (87) runs the ball against the defense of San Francisco 49ers cornerback Nate Clements (22) at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers fan cheers against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers head coach Mike Singletary walks off the field after the loss against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers tight end Vernon Davis (85) watches game action from the bench against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers quarterback Alex Smith (11) throws a pass against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers running back Brian Westbrook (20) runs the ball against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers tight end Vernon Davis (85) runs the ball against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers running back Brian Westbrook (20) against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers wide receiver Vincent Jackson (83) acknowledges fans after their victory against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers wide receiver Vincent Jackson (83) walks to the locker room after the victory against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers defensive tackle Antonio Garay (71) on the bench during the game against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers tight end Randy McMichael (81) runs the ball against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers fullback Mike Tolbert (35) runs the ball against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers quarterback Philip Rivers during a post game press conference with NFL Network talent Rich Eisen, Marshall Faulk, Steve Mariucci and Deion Sanders after the Chargers victory against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers running back Brian Westbrook (20) runs the ball against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers running back Ryan Mathews (24) runs the ball against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers cheerleader performs during a time out at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers quarterback Philip Rivers (17) hands the ball off to fullback Mike Tolbert (35) against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers quarterback Philip Rivers (17) argues a call to the official against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

A camera man dressed as Santa Claus films a San Diego Chargers cheerleader at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers cheerleaders performs during a time out at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers running back Ryan Mathews (24) runs the ball against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers quarterback Alex Smith (11) comes out onto the field to play against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (AP Photo/Ben Liebenberg)

San Francisco 49ers head coach Mike Singletary watches game action against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers cheer against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers wide receiver Vincent Jackson (83) goes in for a touchdown against the defense of San Francisco 49ers cornerback Nate Clements (22) at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers quarterback Alex Smith (11) practices before playing against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers wide receiver Vincent Jackson (83) goes in for a touchdown against the defense of San Francisco 49ers cornerback Nate Clements (22) at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers place kicker Jeff Reed (3) practices before playing against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers wide receiver Ted Ginn Jr. (19) runs the ball against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Francisco 49ers quarterback Alex Smith (11) rolls out to pass against the San Diego Chargers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers quarterback Philip Rivers, left, throws a pass against the San Francisco 49ers in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Denis Poroy)

San Diego Chargers wide receiver Vincent Jackson (83) scores a touchdown as San Francisco 49ers cornerback Nate Clements, rear left, defends in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

San Diego Chargers running back Ryan Mathews, center, runs up the middle against the San Francisco 49ers in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

San Diego Chargers wide receiver Vincent Jackson, left, reacts after scoring a touchdown as San Francisco 49ers cornerback Nate Clements, right, looks on in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Denis Poroy)

San Francisco 49ers quarterback Alex Smith throws a pass while playing the San Diego Chargers in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

San Diego Chargers fullback Mike Tolbert runs without his helmet after San Francisco 49ers punt returner Ted Ginn Jr. during the second quarter of their NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Denis Poroy)

San Francisco 49ers running back Anthony Dixon (24) grabs the facemask of San Diego Chargers linebacker Stephen Cooper in the second quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

San Francisco 49ers defensive tackle Justin Smith, third from left, talks with umpire Garth DeFelice in the second quarter of an NFL football game against the San Diego Chargers, Thursday, Dec. 16, 2010, in San Diego. Smith was thrown out of the game after a penalty on the play. (AP Photo/Denis Poroy)

San Francisco 49ers running back Anthony Dixon (24) grabs the facemask of San Diego Chargers linebacker Stephen Cooper in the second quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

San Diego Chargers wide receiver Vincent Jackson, during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

San Diego Chargers running back Ryan Mathews during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

San Diego Chargers running back Ryan Mathews during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

San Francisco 49ers quarterback Alex Smith runs the ball nearly into the end zone as San Diego Chargers cornerback Antoine Cason, left, hits him in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. At first ruled a touchdown, the play was reviewed and ultimately ruled not a touchdown. (AP Photo/Lenny Ignelzi)

San Francisco 49ers head coach Mike Singletary, center, talks with side judge Greg Meyer, right, and back judge Terrence Miles in the second quarter during an NFL football game against the San Diego Chargers, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

San Diego Chargers wide receiver Seyi Ajirotutu (89), wide receiver Legedu Naanee (11) and wide receiver Kelley Washington (87) warm up before playing against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

A woman poses with a man wearing a Santa outfit outside Qualcomm Stadium before the San Diego Chargers play the San Francisco 49ers in an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Denis Poroy)

San Francisco 49ers wide receiver Josh Morgan makes a catch as San Diego Chargers safety Steve Gregory defends in the second quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Denis Poroy)

San Diego Chargers wide receiver Vincent Jackson, left, make a catch on his way to a touchdown in the second quarter as San Francisco 49ers linebacker Takeo Spikes (51) chases him during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Denis Poroy)

San Diego Chargers wide receiver Vincent Jackson (83) reacts after scoring a touchdown as San Francisco 49ers linebacker Parys Haralson passes, at left, in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Denis Poroy)

San Francisco 49ers quarterback Alex Smith drops back while playing the San Diego Chargers in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Denis Poroy)

San Diego Chargers fullback Mike Tolbert (35) runs up the middle against the San Francisco 49ers in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Gregory Bull)

San Diego Chargers wide receiver Vincent Jackson reacts after scoring a touchdown against the San Francisco 49ers in the first quarter during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Gregory Bull)

San Diego Chargers defensive end Jacques Cesaire looks down at San Francisco 49ers quarterback Alex Smith after a sack in the second half during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Denis Poroy)

San Francisco 49ers quarterback Alex Smith during an NFL football game, Thursday, Dec. 16, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

San Diego Chargers wide receiver Vincent Jackson (83) goes in for a touchdown against the defense of San Francisco 49ers cornerback Tarell Brown (25) at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)

San Diego Chargers wide receiver Vincent Jackson (83) and offensive tackle Jeromey Clary (66) celebrate after scoring a touchdown against the San Francisco 49ers at Qualcomm Stadium in San Diego, California on Dec. 16, 2010. (Ben Liebenberg/NFL)