[Resolved]  Tata SBI Credit Card — impose theft amount on me

I have using this tata credit card from the last two month back today on 26 january 2008 at 4:30 pm somebody picked my pocket in which the same credit card was there after lodged my complaint in customer care and police station too somebody missused my card and the customer care executive said that sir"you have to pay the whole amount whether somebody else use it for that we are not responsible"Why i pay the amont which i did not use they can check my sgnature at the invoice of the misusing amont if it is not match so why i will pay the same.kindly do something for my help