The Sensex is now up 137 points at 19,229.Satyam has zoomed 4% to Rs 420. Infosys has soared 3.5% to Rs 1,696, and TCS has surged 1.8% to Rs 1,040. Wipro is up 1.6% at Rs 491.Mahindra & Mahindra has rallied 3.5% to Rs 804, and Reliance Energy has advanced over 3% to Rs 1,941.DLF has gained nearly 3% at Rs 978. Tata Motors has moved up 2.5% to Rs 708.Hindalco has advanced 2.2% to Rs 203, and SBI has added 1.8% to Rs 2,299.Bharti Airtel, Reliance and Maruti are up 1.2% each at Rs 918, Rs 2,737 and Rs 1,007, respectively.HDFC Bank and Cipla are down 1% each at Rs 1,641 and Rs 213, respectively.