San Francisco 49ers wide receiver Kyle Williams (10) celebrates after scoring on a 56-yard touchdown pass from quarterback Alex Smith during the fourth quarter of an NFL football game against the St. Louis Rams in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Paul Sakuma)

St. Louis Rams quarterback A.J. Feeley (4) is sacked by San Francisco 49ers linebacker Aldon Smith (99) during the third quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers linebacker Larry Grant (54) celebrates after tackling St. Louis Rams running back Steven Jackson during the fourth quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Paul Sakuma)

San Francisco 49ers wide receiver Kyle Williams (10) runs past St. Louis Rams cornerback Josh Gordy (38) as he scores on a 56-yard touchdown pass from quarterback Alex Smith during the fourth quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Paul Sakuma)

St. Louis Rams quarterback Sam Bradford stands on the sideline during the fourth quarter of an NFL football game against the San Francisco 49ers in San Francisco, Sunday, Dec. 4, 2011. The 49ers won 26-0. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers wide receiver Michael Crabtree, left, and tight end Vernon Davis smile on the sideline during the fourth quarter of an NFL football game against the St. Louis Rams in San Francisco, Sunday, Dec. 4, 2011. The 49ers won 26-0. (AP Photo/Paul Sakuma)

San Francisco 49ers linebacker Patrick Willis sits on the bench during the fourth quarter of an NFL football game against the St. Louis Rams in San Francisco, Sunday, Dec. 4, 2011. Willis was injured in the first quarter and did not return. (AP Photo/Paul Sakuma)

St. Louis Rams guard Harvey Dahl, center, and teammates sit on the bench during the fourth quarter of an NFL football game against the San Francisco 49ers in San Francisco, Sunday, Dec. 4, 2011. The 49ers won 26-0. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers running back Frank Gore (21) carries a 49ers flag after the 49ers beat the San Francisco 49ers in an NFL football game in San Francisco, Sunday, Dec. 4, 2011. The 49ers won 26-0. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers wide receiver Kyle Williams (10) celebrates after the 49ers beat the San Francisco 49ers in an NFL football game in San Francisco, Sunday, Dec. 4, 2011. At left is injured wide receiver Joshua Morgan. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers offensive tackle Joe Staley (74) dumps gatorade on head coach Jim Harbaugh during the fourth quarter of an NFL football game against the St. Louis Rams in San Francisco, Sunday, Dec. 4, 2011. The 49ers won 26-0. (AP Photo/Paul Sakuma)

A San Francisco 49ers fan holds up a sign during the fourth quarter of an NFL football game against the St. Louis Rams in San Francisco, Sunday, Dec. 4, 2011. The 49ers won 26-0. (AP Photo/Paul Sakuma)

Former San Francisco 49ers quarterback Joe Montana, left, and former wide receiver Dwight Clark are shown before an NFL football game between the San Francisco 49ers and the St. Louis Rams in San Francisco, Sunday, Dec. 4, 2011. The 49ers won 26-0. (AP Photo/Paul Sakuma)

San Francisco 49ers head coach Jim Harbaugh smiles during a news conference after an NFL football game against the St. Louis Rams in San Francisco, Sunday, Dec. 4, 2011. The 49ers won 26-0. (AP Photo/Paul Sakuma)

San Francisco 49ers running back Frank Gore (21) waves a 49ers flag after the 49ers beat the St. Louis Rams in an NFL football game in San Francisco, Sunday, Dec. 4, 2011. The 49ers won 26-0. (AP Photo/Paul Sakuma)

St. Louis Rams wide receiver Danario Alexander (84) jumps over San Francisco 49ers safety Donte Whitner (31) but cannot make the catch during the second half of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. The 49ers won 26-0. (AP Photo/Marcio Jose Sanchez)

December 4, 2011; San Francisco, CA, USA; A cheerleader from the San Francisco 49ers gold rush squad performs in the fourth quarter at Candlestick Park. The 49ers defeated the St. Louis Rams 26-0. Mandatory Credit: Cary Edmondson-US PRESSWIRE

San Francisco 49ers running back Frank Gore (21) runs against St. Louis Rams strong safety Craig Dahl (43) during the second quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. Gore passed Joe Perry to become the 49ers all-time leading rusher. (AP Photo/Paul Sakuma)

St. Louis Rams fullback Brit Miller (49) runs past San Francisco 49ers linebacker Patrick Willis (52) during the first quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. Willis was injured on the play and was helped off the field. (AP Photo/Marcio Jose Sanchez)

St. Louis Rams middle linebacker James Laurinaitis (55) sacks San Francisco 49ers quarterback Alex Smith (11) during the second quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Paul Sakuma)

St. Louis Rams quarterback A.J. Feeley (4) passes against the San Francisco 49ers during the second quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers running back Frank Gore (21) runs against the St. Louis Rams during the second quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. Gore passed Joe Perry to become the 49ers all-time leading rusher. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers safety Dashon Goldson (38) returns an interception of St. Louis Rams quarterback A.J. Feeley as guard Harvey Dahl (62) chases during the third quarter the play of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers tight end Vernon Davis (85) fumbles as St. Louis Rams strong safety Craig Dahl (43) hits him during the second quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. The 49ers recovered the fumble. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers quarterback Alex Smith (11) passes as offensive tackle Adam Snyder blocks St. Louis Rams defensive tackle Gary Gibson (71) during the second quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Paul Sakuma)

San Francisco 49ers wide receiver Michael Crabtree (15) celebrates after scoring on a 52-yard touchdown pass from quarterback Alex Smith with wide receiver Ted Ginn Jr. (19) and running back Kendall Hunter (32) during the third quarter of an NFL football game against the St. Louis Rams in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers wide receiver Michael Crabtree (15) scores on a 52-yard touchdown pass from quarterback Alex Smith past St. Louis Rams cornerback Justin King (21) during the third quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Marcio Jose Sanchez)

San Francisco 49ers wide receiver Kyle Williams (10) stiff arms St. Louis Rams free safety Quintin Mikell (27) during the third quarter of an NFL football game in San Francisco, Sunday, Dec. 4, 2011. (AP Photo/Marcio Jose Sanchez)