STATEMENTS OF SHAREHOLDERS' EQUITY (USD $)	Common Stock	Treasury Stock	Retained Earnings	Total
Beginning Balance, amount at Dec. 31, 2010	$ 8,623,744		$ 6,943,179	$ 15,566,923
Beginning Balance, shares at Dec. 31, 2010	4,892,977
Stock based compensation expense	9,002			9,002
Net income			857,755	857,755
Ending Balance, amount at Dec. 31, 2011	8,632,746		7,800,934	16,433,680
Ending Balance, shares at Dec. 31, 2011	4,892,977
Stock based compensation expense	18,000			18,000
Common stock issued and options exercised, shares	2,000
Common stock issued and options exercised, amount	6,180			6,180
Treasury stock purchased, shares	(90,269)
Treasury stock purchased, amount		(319,215)		(319,215)
Net income			1,202,849	1,202,849
Ending Balance, amount at Dec. 31, 2012	$ 8,656,926	$ (319,215)	$ 9,003,783	$ 17,341,494
Ending Balance, shares at Dec. 31, 2012	4,804,708