I have opened a trading account with karvy comtrade ltd. Under karvy guwahati assam office. I have paid rs. 650 by sbi cheque no. 3640 date 2009 for opening the account, rs. 0000 by sbi cheque no. 3641 date 2009 and rs. 0000 by sbi cheque no. 3642 date 2009 as deposit.One mr. T. Bordoloi, an employee of ms/ Karvy guwahati office was doing trading on my ID and password without my authorization. The matter was intimated by email dated 26 nov. 2009 and on 7 december 2009 to both guwahati office and hyderabad office. I have also made complaints to the staff concerned and to the branch incharge of guwahati mr. Jm sarma with no result. In the process I have lost the whole amount.My karvy tradng code & unique client code is 299.