Consolidated Statements of Income (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Interest income:
Loans: Taxable	$ 5,760,370	$ 6,004,167	$ 11,567,450	$ 12,084,184
Loans: Nontaxable	132,861	153,855	260,294	300,151
Interest-bearing deposits with financial institutions	21,451	7,890	38,930	16,318
Investment securities:
U.S. government agency and corporations	365,778	478,691	665,103	959,010
States and political subdivisions (non-taxable)	300,173	256,083	587,423	509,410
Other securities	16,604	63,060	28,359	128,971
Federal funds sold	295	6,447	346	13,440
Total interest income	6,597,532	6,970,193	13,147,905	14,011,484
Interest expense:
Deposits	1,014,786	1,299,716	2,056,663	2,713,777
Securities sold under repurchase agreements	6,457	25,298	25,505	70,190
Other short-term borrowings and other	208	2	467	633
Long-term debt	258,333	427,896	513,903	850,669
Total interest expense	1,279,784	1,752,912	2,596,538	3,635,269
Net interest income	5,317,748	5,217,281	10,551,367	10,376,215
Provision for loan losses	375,000	300,000	850,000	875,000
Net interest income after provision for loan losses	4,942,748	4,917,281	9,701,367	9,501,215
Other income:
Service charges on deposit accounts	672,748	671,890	1,299,894	1,288,914
Service charges on loans	212,815	183,387	332,813	328,855
Fees and other service revenue	387,578	253,817	714,874	536,337
Earnings on bank owned life insurance	78,370	77,346	155,176	152,817
Gain (loss) on sale or disposal of:
Loans	92,856	129,386	338,447	228,716
Investment securities	15,503	0	16,390	0
Premises and equipment	0	0	42	(16,171)
Foreclosed assets held-for-sale	3,350	405	18,214	21,415
Write-down of foreclosed assets held-for-sale	(65,600)	0	(65,600)	0
Impairment losses on investment securities:
Other-than-temporary impairment on investment securities	(90,604)	(828,601)	(305,338)	(2,265,237)
Non-credit related losses on investment securities not expected to be sold (recognized in other comprehensive income(loss))	90,604	152,729	230,646	1,510,315
Net impairment losses on investment securities recognized in earnings	0	(675,872)	(74,692)	(754,922)
Total other income	1,397,620	640,359	2,735,558	1,785,961
Other expenses:
Salaries and employee benefits	2,194,048	2,232,842	4,418,663	5,001,932
Premises and equipment	918,262	846,443	1,894,373	1,741,262
Advertising and marketing	199,567	271,856	350,157	430,799
Professional services	358,801	311,655	613,568	652,722
FDIC assessment	198,858	217,738	428,743	412,888
Loan collection and other real estate owned	155,051	233,383	194,856	385,774
Office supplies	123,604	100,226	236,027	223,580
Other	472,036	480,012	973,668	949,647
Total other expenses	4,620,227	4,694,155	9,110,055	9,798,604
Income before income taxes	1,720,141	863,485	3,326,870	1,488,572
Provision for income taxes	431,491	144,513	811,335	213,720
Net income	$ 1,288,650	$ 718,972	$ 2,515,535	$ 1,274,852
Per share data:
Net income - basic	$ 0.59	$ 0.34	$ 1.15	$ 0.60
Net income - diluted	$ 0.59	$ 0.34	$ 1.15	$ 0.60
Dividends	$ 0.25	$ 0.25	$ 0.50	$ 0.50