State Bank of India — Delay in clearing DD

Address:

West Champaran, Bihar

respected sir,
this is to inform you that i,Naveen Kumar, am having a account in SBI(ADB-branch,code-1764,) bettiah.a/c no-[protected].
I have deposited a demand draft, in my SBI account dated-04/01/2011, the DD was issued by HDFC-BANK mumbai dated-27/12/2010, payable at muzaffarpur, HDFC bank.
Sir, one month has passed but the amount is not being credited to my account.
I approached to my branch head regarding this,he refused to entertain me.
kindly look into the matter and guide me whom to contact regarding this.
Regards
Naveen Kumar
[protected]