[Resolved]  HDFC Bank — negative balance in my account

Address: Indore, Madhya Pradesh

Dear sir,
My salary account (In hdfc bank) was created in my first company, so once i left the company and joined somewhere else i had to open another salary account. Now my salary account in hdfc bank has been converted to savings account (Without informing me or warning me) and also charged for the minimum account balance now my account balance is -1334. Please reply me how can i close my account in negative balance