Patrick Marleau isn't waiting until after the trade deadline this time to play his best hockey for the unbeaten San Jose Sharks.Marleau scored two goals, Evgeni Nabokov made 31 saves and the Sharks kept new coach Todd McLellan perfect through four games with a 5-2 victory over the Columbus Blue Jackets on Tuesday night.Jonathan Cheechoo had one of San Jose's two short-handed goals, and Milan Michalek had a power-play score while the Sharks overcame two early deficits. Source: NHL