def withdraw!(amount, address)
      if amount >= 1000
        fail(FilthyRichError.new("#withdraw! take bitcoin amount as parameter (you are trying to withdraw #{amount} BTC"))
      else
        post('/api/1/generic/bitcoin/send_simple', :amount_int => intify(amount, :btc), :address => address)['trx']
      end
    end
def withdraw!(amount, address)
      if amount >= 1000
        fail(FilthyRichError.new("#withdraw! take bitcoin amount as parameter (you are trying to withdraw #{amount} BTC"))
      else
        post('/api/1/generic/bitcoin/send_simple', :amount_int => intify(amount, :btc), :address => address)['trx']
      end
    end
Transfer bitcoins from your Mt. Gox account into another account

 @authenticated true
 @param amount [Numeric] the number of bitcoins to withdraw
 @param address [String] the bitcoin address to send to
 @return [String] Completed Transaction ID
 @example
   # Withdraw 1 BTC from your account
   MtGox.withdraw! 1.0, '1KxSo9bGBfPVFEtWNLpnUK1bfLNNT4q31L'