Sensex up 31pts; REL, Ambuja Cem advance

The Sensex is now up 31 points at 15,635.

Reliance Energy and Ambuja Cements have moved up 1.3% each to Rs 895 and Rs 146, respectively.

Cipla, Dr.Reddy's, Tata Steel and ITC are up 1% each at Rs 174, Rs 646, Rs 711 and Rs 182, respectively.

TCS has dropped over 1% to Rs 1,011, and Satyam has slipped nearly 1% to Rs 427.