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STATEMENTS OF STOCKHOLDERS' EQUITY (USD $)
Total
Common Stock [Member]
Additional Paid-In Capital [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
BALANCE at Dec. 31, 2010 $ 9,282,401 $ 326,115 $ 9,780,392 $ (204,805) $ (628,932) $ 9,631
BALANCE (in shares) at Dec. 31, 2010   3,261,148     287,496  
Net income (loss) (281,331) 0 0 (281,331) 0 0
Other comprehensive loss interest rate swap, net of taxes (11,943) 0 0 0 0 (11,943)
Exercise of stock options 30,370 0 15,057 0 15,313 0
Exercise of stock options (in shares)         (7,000)  
Tax benefits related to stock options 7,404 0 7,404 0 0 0
Stock-based compensation 17,736 0 17,736 0 0 0
BALANCE at Jun. 30, 2011 9,044,637 326,115 9,820,589 (486,136) (613,619) (2,312)
BALANCE (in shares) at Jun. 30, 2011   3,261,148     280,496  
BALANCE at Dec. 31, 2011 9,020,433 326,115 9,911,914 (614,315) (562,469) (40,812)
BALANCE (in shares) at Dec. 31, 2011   3,261,148     257,114  
Net income (loss) 169,949 0 0 169,949 0 0
Other comprehensive loss interest rate swap, net of taxes (8,220) 0 0 0 0 (8,220)
Exercise of stock options 50,800 0 17,986 0 32,814 0
Exercise of stock options (in shares)         (15,000)  
Tax benefits related to stock options 6,842 0 6,842 0 0 0
Stock-based compensation 18,017 0 18,017 0 0 0
BALANCE at Jun. 30, 2012 $ 9,257,821 $ 326,115 $ 9,954,759 $ (444,366) $ (529,655) $ (49,032)
BALANCE (in shares) at Jun. 30, 2012   3,261,148     242,114