IRVING, TX - AUGUST 26: Tony Romo #9 of the Dallas Cowboys passes the ball against the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. The Cowboys defeated the 49ers 17 to 7. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Tony Romo #9 of the Dallas Cowboys drops back to pass the ball against the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. The Cowboys defeated the 49ers 17 to 7. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Tyson Thompson #28 of the Dallas Cowboys runs down field against the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. The Cowboys defeated the 49ers 17 to 7. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Bobby Carpenter #54 of the Dallas Cowboys rushes the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. The Cowboys defeated the 49ers 17 to 7. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Abram Elam #37 of the Dallas Cowboys tackles Brandon Williams #17 of the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. The Cowboys defeated the 49ers 17 to 7. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Julius Jones #21 of the Dallas Cowboys runs the ball against of the San Francisco 49ers during a preseason game August 26, 2006 at Texas Stadium in Irving, Texas. The Cowboys defeated the 49s 17 to 7. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Anthony Fasano #47 of the Dallas Cowboys runs the ball against the San Francisco 49ers during a preseason game August 26, 2006 at Texas Stadium in Irving, Texas. The Cowboys defeated the 49s 17 to 7. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Marion Barber #24 of the Dallas Cowboys runs the ball against Melvin Oliver #96 of the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. The Cowboys defeated the 49ers 17 to 7. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Bill Parcells, head coach of the Dallas Cowboys, yells out instructions to his coaching staff as his team takes on the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Frank Gore #21 of the San Francisco 49ers runs the ball against the Dallas Cowboys during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Marion Barber #24 of the Dallas Cowboys runs the ball against the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Marion Barber #24 of the Dallas Cowboys runs the ball against Melvin Oliver #96 of the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Melvin Oliver #96 of the San Francisco 49ers rushes the ball against Pat McQuistan #77 of the Dallas Cowboys during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Terry Glenn #83 of the Dallas Cowboys catches the ball for a touchdown against Tony Parish #33 of the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. (Photo by Layne Murdoch/Getty Images).
IRVING, TX - AUGUST 26: Drew Bledsoe #11 of the Dallas Cowboys passes the ball against the San Francisco 49ers during a preseason game on August 26, 2006 at Texas Stadium in Irving, Texas. (Photo by Layne Murdoch/Getty Images).
Dallas Cowboys wide receiver Terry Glenn (83) pulls in 52-yard pass against San Francisco 49ers safety Tony Parish (33) during the second quarter of their pre-season football game in Irving, Texas, Saturday, Aug. 26, 2006.
(AP Photo/LM Otero)