4. Investment Securities (Details 1) (USD $)	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012
Available for sale Securities
Amortized Cost
Due in one year or less, Amortized Cost	$ 9,667,950	$ 4,088,947	$ 3,007,965
Due from one to five years, Amortized Cost	32,739,548	36,536,874	56,566,706
Due from five to ten years, Amortized Cost	2,250,000
Amortization Cost of Debt	44,657,498	40,625,821	59,574,671
Fair Value
Due in one year or less, fair value	9,683,707	4,104,324	3,015,864
Due from one to five years, fair value	32,737,439	36,781,735	56,972,666
Due from five to ten years, fair value	2,178,556
Fair value of debt	44,599,702	40,886,059	59,988,530
Held to maturity Securities
Amortized Cost
Due in one year or less, Amortized Cost	14,946,438	32,741,241	14,724,739
Due from one to five years, Amortized Cost	3,855,882	3,849,709	4,082,893
Due from five to ten years, Amortized Cost	2,008,416	1,916,266	2,016,088
Due after ten years, Amortized Cost	3,295,201	3,358,339	3,202,702
Amortization Cost of Debt	24,105,937	41,865,555	24,026,422
Fair Value
Due in one year or less, fair value	14,946,000	32,741,000	14,725,000
Due from one to five years, fair value	3,947,000	3,956,000	4,232,000
Due from five to ten years, fair value	2,099,000	2,023,000	2,166,000
Due after ten years, fair value	3,476,000	3,571,000	3,502,000
Fair value of debt	$ 24,468,000	$ 42,291,000	$ 24,625,000