Miami Heat forward LeBron James dunks during the first half against the Dallas Mavericks in Dallas, Sunday, Dec. 25, 2011. The Heat won 105-94. (AP Photo/LM Otero)

Photo by: LM Otero

Miami Heat forward LeBron James dunks during the first half against the Dallas Mavericks in Dallas, Sunday, Dec. 25, 2011. The Heat won 105-94. (AP Photo/LM Otero)