Indexes took a morning dip before staging a rebound and closing higher Wednesday as some leading stocks also made positive reversals. In one of the day's biggest moves, Baidu (BIDU) rollicked ahead 52.99, or 14%, to 439.48. The move, a reaction to Google's (GOOG) threat to shutter operations in China due to censorship issues, easily erased Tuesday's 4% decline. Baidu is near a new high. Green Mountain Coffee Roasters (GMCR) jumped 6%, up 5.07 to