The Dow Jones industrial average ended unchanged at 13,236. The Nasdaq slipped 11 points to 2542.Among the Indian ADRs - HDFC Bank plunged nearly 4% to $81.06. Wipro, Patni Computers, ICICI Bank, MTNL, VSNL and Tata Motors dropped 1-2% each. Genpact soared 4.6% to $16.36.