How it activate old tan no. to do revised returns

Dear Professionals.....!!

my company tan no. had been changed in the  FY 2010-11, and tds returns ware done from  FY 2008-09 ( 2008 -09  returns )  with old tan no. no i need to revised tds returns of FY 2008- 09 data . I have tried to registerd old tan on TDScpc. site but this old tan is de-activated  how i do now .....?? please give your valuble advice. 

Thank you very much..!!