New York Jets head coach Rex Ryan on the sidelines during an NFL football game against the New England Patriots, Sunday, September 20, 2009 at The Meadowlands, East Rutherford, New Jersey. The Jets beat the Bills 16-9. (AP Photo/David Drapkin)

New York Giants head coach Tom Coughlin looks on during the third quarter of an NFL football game against the Arizona Cardinals Sunday, Oct. 25, 2009, in East Rutherford, N.J. (AP Photo/Tim Larsen)

Tony Sparano, the newly named coach for the Miami Dolphins, smiles as he speaks during a news conference Wednesday, Jan. 16, 2008 at the Dolphins' Training Facility in Davie, Fla. Sparano, who had been the Dallas Cowboys' assistant head coach, accepted a job offer Wednesday from new Miami boss Bill Parcells. They worked together with the Cowboys when Parcells was head coach from 2003-06. (AP Photo/Wilfredo Lee)

CHICAGO - OCTOBER 14: Head coach Lovie Smith of the Chicago Bears watches as his team takes on the Minnesota Vikings on October 14, 2007 at Soldier Field in Chicago, Illinois. The Vikings defeated the Bears 34-31. (Photo by Jonathan Daniel/Getty Images)

HOUSTON - DECEMBER 30: Head coach Jack Del Rio of the Jacksonville Jaguars successfully challenges a touchdown against the Houston Texans in the fourth quarter on December 30, 2007 at Reliant Stadium in Houston, Texas. The Texans won 42-28. (Photo by Brian Bahr/Getty Images)

PHILADELPHIA - SEPTEMBER 17: Philadelphia Eagles coach Andy Reid is shown during an NFL game against the Washington Redskins at Lincoln Financial Field on September 17, 2007 in Philadelphia, Pennsylvania. (Photo by Chris McGrath/Getty Images)

EAST RUTHERFORD, NJ - DECEMBER 29: Head coach Bill Belichick of the New England Patriots gestures from the sidelines against the New York Giants on December 29, 2007 at Giants Stadium in East Rutherford, New Jersey. (Photo by Jim McIsaac/Getty Images)

DETROIT - SEPTEMBER 16: Head Coach Brad Childress of the Minnesota Vikings watches from the sidelines in the game against the Detroit Lions during the third quarter at Ford Field on September 16, 2006 in Detroit, Michigan. (Photo by Harry How/Getty Images)

INDIANAPOLIS - JANUARY 13: Head coach Norv Turner of the San Diego Chargers reacts against the Indianapolis Colts during their AFC Divisional Playoff game at the RCA Dome on January 13, 2008 in Indianapolis, Indiana. (Photo by Streeter Lecka/Getty Images)

DETROIT - AUGUST 30: Head coach Dick Jauron of the Buffalo Bills looks on against the Detroit Lions on August 30, 2007 at Ford Field in Detroit, Michigan. The Bills won 16-13. (Photo by Gregory Shamus/Getty Images)

CINCINNATI - OCTOBER 21: Eric Mangini the Head Coach of the New York Jets reacts to a call by the officals during the NFL game against the Cincinnati Bengals on October 21, 2007 at Paul Brown Stadium in Cincinnati, Ohio. (Photo by Andy Lyons/Getty Images)

ATLANTA, GA - SEPTEMBER 30: Coach Gary Kubiak of the Houston Texans directs play against the Atlanta Falcons at the Georgia Dome on September 30, 2007 in Atlanta, Georgia. The Falcons won 26 - 16. (Photo by Al Messerschmidt/Getty Images)

HOUSTON - SEPTEMBER 9: Head Coach Herm Edwards of the Kansas City Chiefs watches a field goal against the Houston Texans at Reliant Stadium September 9, 2007 in Houston, Texas. The Texans defeated the Chiefs 20-3. (Photo by Chris Graythen/Getty Images)

DENVER - NOVEMBER 19: Head coach Jeff Fisher of the Tennessee Titans makes a point with line judge Carl Johnson #101 against the Denver Broncos at Invesco Field at Mile High on November 19, 2007 in Denver, Colorado. (Photo by Doug Pensinger/Getty Images)

CHARLOTTE, NC - DECEMBER 16: Head coach John Fox of the Carolina Panthers argues a call with an official during the second half against the Seattle Seahawks at Bank of America Stadium on December 16, 2007 in Charlotte, North Carolina. Carolina defeated Seattle 13-10. (Photo by Kevin C. Cox/Getty Images)

TAMPA, FL - DECEMBER 30: John Gruden, head coach of the Tampa Bay Buccaneers on the sideline in the first half of their game against the Carolina Panthers at Raymond James Stadium on December 30, 2007 in Tampa, Florida. (Photo by Scott Halleran/Getty Images)

Washington Redskins coach Jin Zorn answers a question during an interview at the NFL Combine in Indianapolis, Friday, Feb. 22, 2008. (AP Photo/Michael Conroy)

CINCINNATI - NOVEMBER 18: Head coach Ken Whisenhunt of the Arizona Cardinals reacts during the NFL game against the Cincinnati Bengals at Paul Brown Stadium on November 18, 2007 in Cincinnati, Ohio. (Photo by Andy Lyons/Getty Images)

OAKLAND, CA - SEPTEMBER 09: Head coach Lane Kiffin of the Oakland Raiders looks on during warm-ups prior to his coaching debut against the Detroit Lions on September 9, 2007 at McAfee Coliseum in Oakland, California. (Photo by Jed Jacobsohn/Getty Images)

CINCINNATI - NOVEMBER 25: Head coach Marvin Lewis of the Cincinnati Bengals yells during the NFL game against the Tennessee Titans at Paul Brown Stadium on November 25, 2007 in Cincinnati, Ohio. (Photo by Andy Lyons/Getty Images)

ST. LOUIS, MO - DECEMBER 16: Head coach Mike McCarthy of the Green Bay Packers celebrates a touchdown against the St. Louis Rams at the Edward Jones Dome December 16, 2007 in St. Louis, Missouri. The Packers beat the Rams 33-14. (Photo by Dilip Vishwanat/Getty Images)

SEATTLE - NOVEMBER 12: Head coach Mike Nolan of the San Francisco 49ers reacts to a play during the NFL game against the Seattle Seahawks at Qwest Field on November 12, 2007 in Seattle, Washington. (Photo by Otto Greule Jr/Getty Images)

SEATTLE - AUGUST 30: Head coach Mike Holmgren of the Seattle Seahawks questions the referees on a play that was ruled incomplete to Jordan Kent #82 in the end zone against the Oakland Raiders in a preseason game at Qwest Field August 30, 2007 in Seattle, Washington. The Seahawks defeated the Raiders 19-14. (Photo by Otto Greule Jr/Getty Images)

CHICAGO - NOVEMBER 25: Head coach Mike Shanahan of the Denver Broncos watches as his team takes on the Chicago Bears on November 25, 2007 at Soldier Field in Chicago, Illinois. The Bears defeated the Broncos 37-34 in overtime. (Photo by Jonathan Daniel/Getty Images)

PITTSBURGH - NOVEMBER 11: Head coach Mike Tomlin of the Pittsburgh Steelers looks on during the NHL game against the Cleveland Browns on November 11, 2007 at Heinz Field in Pittsburgh, Pennsylvania. (Photo by Rick Stewart/Getty Images)

CLEVELAND - NOVEMBER 25: Romeo Crennel head coach of the Cleveland Browns looks on during a game against the Houston Texans on November 25, 2007 at Cleveland Browns Stadium in Cleveland, Ohio. Cleveland won the game 27-17. (Photo By Gregory Shamus/Getty Images)

GLENDALE, AZ - NOVEMBER 11: Detroit Lions head coach Rod Marinelli yells at an official during the game against the Arizona Cardinals at the University of Phoenix Stadium on November 11, 2007 in Glendale, Arizona. The Cardinals defeated the Lions 31-21. (Photo by Jeff Gross/Getty Images)

ST. LOUIS - NOVEMBER 25: Head coach Scott Linehan of the St. Louis Rams watches his team against the Seattle Seahawks at the Edward Jones Dome November 25, 2007 in St. Louis, Missouri. The Seahawks defeated the Rams 24-19. (Photo by Dilip Vishwanat/Getty Images)

TAMPA, FL - SEPTEMBER 16: Coach Sean Payton of the New Orleans Saints watches play against the Tampa Bay Buccaneers during a week-two NFL game on September 16, 2007 in Tampa, Florida. The Bucs won 31 - 14. (Photo by Al Messerschmidt/Getty Images)

GLENDALE, AZ - FEBRUARY 03: Madison Hedgecock #39 of the New York Giants dumps Gatorade on head coach Tom Coughlin after the Giants defeated the New England Patriots 17-14 during Super Bowl XLII on February 3, 2008 at the University of Phoenix Stadium in Glendale, Arizona. (Photo by Jim McIsaac/Getty Images)

INDIANAPOLIS - SEPTEMBER 06: Head coach Tony Dungy of the Indianapolis Colts watches pregame warm-ups before the Colts take on the New Orleans Saints in the first NFL game of the season at the RCA Dome on September 6, 2007 in Indianapolis, Indiana. (Photo by Jamie Squire/Getty Images)

Dec 16, 2007 Irving, TX, USA; Dallas Cowboys head coach Wade Phillips reacts after a play in favor of the Philadelphia Eagles at Texas Stadium. Eagles defeated the Cowboys 10-6. Mandatory credit: Nelson Chenault-US PRESSWIRE

John Harbaugh, second from left, his father Jack, far left, wife Ingrid, and his mother Jackie, far right, motion for his daughter, Alison, to join them for a group photo after John was introduced as the new coach of the Baltimore Ravens football team during a news conference, Saturday, Jan. 19, 2008, in Owings Mills, Md. (AP Photo/Rob Carr)

Newly hired Atlanta Falcons coach Mike Smith speaks during a news conference where he was introduced to the media Thursday, Jan. 24, 2008, in Flowery Branch, Ga. (AP Photo/John Bazemore)