The Dow Jones industrial average moved up six points to 12,481. The Nasdaq surged 30 points to 2453.Indian ADRs ended on a weak note. Dr.Reddy's rallied over 2% to $18.50. Patni Computers spurted over 1% to $20.45. VSNL dropped 2.5% to $19.73, and MTNL was down over 2% to $6.50.