Orlando Magic guard Jason Williams will undergo arthroscopic surgery tomorrow on his left knee, General Manager Otis Smith announced. Williams is expected to miss approximately four weeks of action.

Williams played in all 82 games last season for the Magic, averaging 6.0 ppg., 3.6 apg. and 1.5 rpg. in 20.8 minpg., while shooting .380 (84-221) from three-point range.