New York Giants quarterback Eli Manning prepares to pass under pressure from Dallas Cowboys defenders in the second half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. The Giants won 33-31. (AP Photo/Sharon Ellman)

Dallas Cowboys running back Marion Barber, top, is tackled by New York Giants cornerback Terrell Thomas, bottom, and another Giant in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys wide receiver Miles Austin (19) has his facemask grabbed by New York Giants linebacker Michael Boley (52) in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. No penalty was called on the play. (AP Photo/Sharon Ellman)

New York Giants wide receiver Steve Smith (12) goes up to grab a pass over Dallas Cowboys cornerback Terence Newman (41) in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

New York Giants' Terrell Thomas, rear, attempts to bring down Dallas Cowboys tight end Martellus Bennett (80) in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

Former President George W. Bush and his wife, Laura, watches his coin toss, as do officials and New York Giants and Dallas Cowboys players before an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

Field judge Buddy Horton looks on as former first lady Laura Bush, second from left, former President George W. Bush and Dallas Cowboys linebacker DeMarcus Ware (94) talk before Bush made the coin toss before the Cowboys' NFL football game against the New York Giants on Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys running back Felix Jones (28) attempts to evade a tackle by New York Giants defensive end Dave Tollefson (71) in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys quarterback Tony Romo (9) passes in the first half of an NFL football game against the New York Giants on Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

New York Giants cornerback Terrell Thomas (24, left) and Dallas Cowboys guard Leonard Davis (70) look on as Cowboys running back Marion Barber (24, back to camera) scores a touchdown against Giants defensive tackle Fred Robbins (98) in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

New York Giants quarterback Eli Manning hands off to running back Brandon Jacobs (27) in the first half of an NFL football game against the New York Giants on Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys defensive end Jay Ratliff (90) brings down New York Giants running back Brandon Jacobs (27) in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

New York Giants cornerback Bruce Johnson (25) runs back an interception from Dallas Cowboys quarterback Tony Romo (9) for a touchdown in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys running back Marion Barber (24) breaks through the line to score against the New York Giants in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys tight end Jason Witten (82) makes a reception for a touchdown as New York Giants linebacker Antonio Pierce, right, attempts the tackle in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

Carlos Garcia, left, of Dallas, gives a thumbs up to his friends, from left, Brandon Monier, of Dallas, Ruben Galvan Jr., of Dallas, and Jason Paredes, of San Diego, as he prepares to take their picture in front of the Tom Landry statue outside the Dallas Cowboys stadium before an NFL football game between the New York Giants and the Cowboys, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

Mary Schnitz, left, and her husband, Tim, right, of Arlington, Texas, take a picture of Cowboys Stadium before an NFL football game between the Cowboys the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. The Schnitzes said they parked a mile away and rode their bikes to the stadium to avoid the parking prices. (AP Photo/Sharon Ellman)

The Tom Landry statue stands in front of Cowboys Stadium as the facility plays host to its first regular-season NFL football game, between the Cowboys and the New York Giants on Sunday, Sept. 20, 2009, in Arlington, Texas. The statue, which was installed earlier in the week, is the same one that stood in front of Texas Stadium, the team's former stadium in Irving, Texas. (AP Photo/Sharon Ellman)

Football fans in the ground level suites, left, look on as the roof of Cowboys Stadium is opened as a live projection of the event is shown on the large video screen hanging over the field, before an NFL football game between the Dallas Cowboys and the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys owner Jerry Jones, center, talks with New York Giants chairman Steve Tisch, right, and treasurer Jonathan Tisch before an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

A fan takes a photograph as a U.S. flag the length of the football field is rolled out before an NFL football game between the Dallas Cowboys and the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

The large video screen hanging over the field shows pyrotechnics as the Dallas Cowboys star is unveiled on the field before the NFL football game between the Cowboys and the New York Giants on Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

New York Giants wide receiver Mario Manningham, front, reaches out to grab a reception for a touchdown as Dallas Cowboys cornerback Terence Newman (41) defends in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

Members of the New York Giants staff check on defensive end Justin Tuck (91) during an NFL football game against the Dallas Cowboys, Sunday, Sept. 20, 2009, in Arlington, Texas. Tuck left the game with a shoulder injury. (AP Photo/Sharon Ellman)

Dallas Cowboys wide receiver Roy E. Williams is tackled by New York Giants cornerback Corey Webster (23) following a reception by Williams in the second half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

Dallas Cowboys wide receiver Roy E. Williams (11) is unable to reel in a pass as New York Giants cornerback Corey Webster (23) defends during the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys cornerback Terence Newman (41) looks on as a bobbled reception by New York Giants wide receiver Mario Manningham (82) lands back in Manningham's hands for a touchdown in the first half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants wide receiver Mario Manningham (82) and running back Ahmad Bradshaw celebrate Manningham's first-half touchdown in an NFL football game against the the Dallas Cowboys, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

Former Dallas Cowboys Troy Aikman, left, and Michael Irvin, right, laugh as they wait to participate in a halftime ceremony during the Cowboys' NFL football game against the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants linebacker Michael Boley (52), cornerback Terrell Thomas (24), safety Kenny Phillips (21) and cornerback Corey Webster (23) chase Dallas Cowboys running back Felix Jones, center, on a long second-half run in an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

New York Giants head coach Tom Coughlan gestures on the sideline in the second half of an NFL football game against the Dallas Cowboys on Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

Dallas Cowboys quarterback Tony Romo, left, and running back Marion Barber, right, celebrate Romo's second-half touchdown during an NFL football game against the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

New York Giants linebacker Michael Boley, right, gives chase as Dallas Cowboys quarterback Tony Romo (9) runs in for a touchdown in the second half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. Cowboys' Marion Barber is at left. (AP Photo/Donna McWilliam)

Dallas Cowboys coach Wade Phillips complains to officials in the second half of an NFL football game against the New York Giants on Sunday, Sept. 20, 2009, in Arlington, Texas. The Giants won 33-31. (AP Photo/Sharon Ellman)

New York Giants' Lawrence Tynes (9) kicks a field goal on the final play of an NFL football game against the Dallas Cowboys, Sunday, Sept. 20, 2009, in Arlington, Texas. The score gave the Giants a 33-31 win. (AP Photo/LM Otero)

Dallas Cowboys safety Gerald Sensabaugh, right, defends as New York Giants wide receiver Steve Smith (12) dives into the end zone for a touchdown in the second half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. The Giants won 33-31. (AP Photo/Donna McWilliam)

Dallas Cowboys safety Gerald Sensabaugh, right, defends as New York Giants wide receiver Steve Smith (12) dives into the end zone for a touchdown in the second half of an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. The Giants won 33-31. (AP Photo/Donna McWilliam)

Dallas Cowboys quarterback Tony Romo (9) walks off the field following their NFL football game against the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. The Giants won 33-31. (AP Photo/LM Otero)

New York Giants kicker Lawrence Tynes (9) and guard Rich Seubert (69) celebrate Tynes' last-second field goal against the Dallas Cowboys in an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. The score gave the Giants a 33-31 win. (AP Photo/LM Otero)

New York Giants kicker Lawrence Tynes, left, celebrates with defensive end Dave Tollefson following his last-second field goal against the Dallas Cowboys in an NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. The Giants won 33-31. (AP Photo/Donna McWilliam)

A pregame ceremony before an NFL game between the Dallas Cowboys and New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

A member of the Dallas Cowboys cheerleaders performs during an NFL game against the New York Giants Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

A young football fan before the start of an NFL game between the Dallas Cowboys and New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys quarterback Tony Romo (9) during an NFL football game against the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

A member of the Dallas Cowboys cheerleaders performs during an NFL game against the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants cornerback Terrell Thomas (24) cornerback Corey Webster (23) and Dallas Cowboys running back Felix Jones (28) during an NFL football game, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

Dallas Cowboys tight end Jason Witten during an NFL football game against the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

Members of the Dallas Cowboys cheerleaders perform during an NFL football game against the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

NBA basketball player LeBron James plays catch with friends on the field following the NFL football game between the Dallas Cowboys and New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/LM Otero)

NBA basketball player LeBron James prepares to pass as he plays catch with friends on the field following an NFL football game between the New York Giants and Dallas Cowboys, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants safety Kenny Phillips (21) during an NFL football game against the Dallas Cowboys, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

Dallas Cowboys coach Wade Phillips during an NFL football game against the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Sharon Ellman)

New York Giants wide receiver Steve Smith and Dallas Cowboys safety Gerald Sensabaugh (43) during an NFL football game, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

Football fan Daniel Bravo, from Bakersfield, Cailf. is shown before the start of the New York Giants and the Dallas Cowboys half NFL football game Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

New York Giants quarterback Eli Manning (10) during an NFL football game against the Dallas Cowboys, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

New York Giants kicker Lawrence Tynes (9) and defensive end Dave Tollefson, bottom, during an NFL football game against the Dallas Cowboys, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

A member of the Dallas Cowboys cheerleaders performs during an NFL football game against the New York Giants, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

New York Giants quarterback Eli Manning (10) and coach Tom Coughlin, right, during an NFL football game against the Dallas Cowboys, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)

New York Giants running back Brandon Jacobs (27) during an NFL football game against the Dallas Cowboys, Sunday, Sept. 20, 2009, in Arlington, Texas. (AP Photo/Donna McWilliam)