Tivo Inc, a customized television programming service, more than doubled its share price in trading on Thursday and Friday after staging an initial public offering on Thursday. Sunnyvale, California-based Tivo, which imports techniques from the internet to TV enabling viewers to pause, rewind and play back live footage closed the week at $37 from an opening price of $16. The firm with accumulated losses of $21.9m, as of June 30, raised $88m from the sale of 5.5 million shares. Tivo has 1,000 subscribers and has forged a strategic relationship with leading US internet service provider, America Online Inc. รก