Minnesota Vikings tight end Kyle Rudolph (82) is tackled by San Francisco 49ers strong safety Donte Whitner after making a reception during the first half of an NFL football game, Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings outside linebacker Chad Greenway, left, sacks San Francisco 49ers quarterback Alex Smith during the first half of an NFL football game on Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings quarterback Christian Ponder (7) celebrates his touchdown run in the first half of an NFL football game against the San Francisco 49ers, Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings quarterback Christian Ponder (7) runs from San Francisco 49ers cornerback Tarell Brown (25) during a touchdown run in the first half of an NFL football game, Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

San Francisco 49ers running back Kendall Hunter (32) tries to break a tackle by Minnesota Vikings outside linebacker Chad Greenway, right, during the first half of an NFL football game, Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings quarterback Christian Ponder (7) celebrates with teammates after scoring on a 23-yard touchdown run in the first half of an NFL football game against the San Francisco 49ers Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Jim Mone)

San Francisco 49ers wide receiver Randy Moss, left, runs from Minnesota Vikings cornerback Antoine Winfield, right, after making a reception during the first half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings outside linebacker Chad Greenway reacts after a tackle during the first half of an NFL football game against the San Francisco 49ers Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

San Francisco 49ers tight end Vernon Davis, center, is tackled by Minnesota Vikings defensive end Everson Griffen, left, and cornerback Josh Robinson, right, after making a reception during the first half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings kicker Blair Walsh (3) reacts with teammates John Sullivan (65), Christian Ballard (99) and Chris Kluwe (5) after kicking a 52-yard field goal during the first half of an NFL football game against the San Francisco 49ers Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

San Francisco 49ers tight end Vernon Davis, top, catches a pass over Minnesota Vikings strong safety Jamarca Sanford (33) during the second half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

San Francisco 49ers running back Frank Gore, left, celebrates with teammate quarterback Alex Smith, right, after their team scored a touchdown during the second half of an NFL football game against the Minnesota Vikings Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

San Francisco 49ers running back Frank Gore (21) tries to break a tackle by Minnesota Vikings strong safety Jamarca Sanford (33) during the second half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings running back Adrian Peterson (28) looks to break a tackle by San Francisco 49ers strong safety Donte Whitner, right, during the second half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings defensive end Everson Griffen (97) celebrates with teammates Harrison Smith, left, and Marvin Mitchell, right, after recovering a fumble during the second half of an NFL football game against the San Francisco 49ers Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Minnesota Vikings tight end Kyle Rudolph reacts after catching a 2-yard touchdown pass during the second half of an NFL football game against the San Francisco 49ers Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

San Francisco 49ers quarterback Alex Smith (11) sits on the bench during the second half of an NFL football game against the Minnesota Vikings Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Jim Mone)

San Francisco 49ers running back Frank Gore, right, runs from Minnesota Vikings defensive tackle Kevin Williams, left, during the second half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

San Francisco 49ers head coach Jim Harbaugh reacts during the second half of an NFL football game against the Minnesota Vikings Sunday, Sept. 23, 2012, in Minneapolis. (AP Photo/Jim Mone)

Minnesota Vikings wide receiver Percy Harvin (12) is brought down by San Francisco 49ers defensive back Perrish Cox (20) during the second half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. The Vikings won 24-13. (AP Photo/Genevieve Ross)

Minnesota Vikings wide receiver Percy Harvin, left, runs from San Francisco 49ers free safety Dashon Goldson, right, after making a reception during the second half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. The Vikings won 24-13. (AP Photo/Genevieve Ross)

San Francisco 49ers tight end Vernon Davis, top, is tackled by Minnesota Vikings outside linebacker Chad Greenway and cornerback Chris Cook, right, after making a reception during the second half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. The Vikings won 24-13.(AP Photo/Genevieve Ross)

San Francisco 49ers quarterback Alex Smith (11) scrambles for yardage during the second half of an NFL football game against the Minnesota Vikings Sunday, Sept. 23, 2012, in Minneapolis. The Vikings won 24-13. (AP Photo/Genevieve Ross)

Minnesota Vikings cornerback Josh Robinson, right, runs from San Francisco 49ers wide receiver Kyle Williams, left, after intercepting a pass during the second half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. The Vikings won 24-13. (AP Photo/Jim Mone)

Minnesota Vikings cornerback Josh Robinson (21) celebrates with teammate Chris Cook (20) after intercepting a pass during the second half of an NFL football game against the San Francisco 49ers Sunday, Sept. 23, 2012, in Minneapolis. The Vikings won 24-13. (AP Photo/Genevieve Ross)

Minnesota Vikings defensive end Jared Allen, right, celebrates with Vikings outside linebacker Chad Greenway (52) after Allen sacked San Francisco 49ers quarterback Alex Smith during the second half of an NFL football game Sunday, Sept. 23, 2012, in Minneapolis. The Vikings won 24-13. (AP Photo/Genevieve Ross)

Sep 23, 2012; Minneapolis, MN, USA; Vikings Cheerleaders perform during the game with the San Francisco 49ers at the Metrodome. Vikings win 24-13. Mandatory Credit: Bruce Kluckhohn-US PRESSWIRE

Sep 23, 2012; Minneapolis, MN, USA; Minnesota Vikings cheerleader Holly performs during the game with the San Francisco 49ers at the Metrodome. Vikings win 24-13. Mandatory Credit: Bruce Kluckhohn-US PRESSWIRE