17. Accrued Expenses and Other Current Liabilities (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Accrued Expenses And Other Current Liabilities Details
Storage lease		$ 480,000
Excise taxes	292,303
Salaries	134,501	184,909
Transportation	69,551
Property taxes		37,171
Insurance		21,770
Unrealized hedging loss	136,100
Unearned revenue	92,783	21,071
Accrued Expenses and Other Current Liabilities, Net	$ 725,238	$ 744,921