The Sensex has dropped sharply on profit-taking, and is now down marginally (five points) at 15,745.BHEL is still down nearly 6% at Rs 1,745. Reliance Energy has declined 4% to Rs 1,180. Grasim is down nearly 3% at Rs 2,539.Maruti has declined 4% to Rs 779. M&M is down 3% at Rs 649. Infosys is still up 1% at Rs 1,502. Wipro is holding 4% gain at Rs 431. Satyam and TCS are up 2% each.Reliance is now up 1% at Rs 2,371.