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STATEMENTS OF STOCKHOLDERS' EQUITY (USD $)
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Total
BALANCE at Dec. 31, 2008 $ 326,115 $ 9,722,967 $ 396,372 $ (801,753) $ 0 $ 9,643,701
BALANCE (in shares) at Dec. 31, 2008 3,261,148     366,496    
Net loss 0 0 (216,493) 0 0 (216,493)
Exercise of stock options, net 0 (66,508) 0 166,258 0 99,750
Exercise of stock options, net (in shares) 0     (76,000)    
Stock-based compensation 0 94,062 0 0 0 94,062
Tax benefits related to stock options 0 921 0 0 0 921
BALANCE at Dec. 31, 2009 326,115 9,751,442 179,879 (635,495) 0 9,621,941
BALANCE (in shares) at Dec. 31, 2009 3,261,148     290,496    
Net loss 0 0 (384,684) 0 0 (384,684)
Other comprehensive income (loss): interest rate swap 0 0 0 0 9,631 9,631
Total comprehensive loss 0 0 0 0 0 (375,053)
Exercise of stock options, net 0 (563) 0 6,563 0 6,000
Exercise of stock options, net (in shares) 0     (3,000)    
Stock-based compensation 0 29,513 0 0 0 29,513
BALANCE at Dec. 31, 2010 326,115 9,780,392 (204,805) (628,932) 9,631 9,282,401
BALANCE (in shares) at Dec. 31, 2010 3,261,148     287,496    
Net loss 0 0 (409,510) 0 0 (409,510)
Other comprehensive income (loss): interest rate swap 0 0 0 0 (50,443) (50,443)
Total comprehensive loss 0 0 0 0 0 (459,953)
Exercise of stock options, net 0 78,832 0 66,463 0 145,295
Exercise of stock options, net (in shares) 0     (30,382)    
Stock-based compensation 0 38,172 0 0 0 38,172
Tax benefits related to stock options 0 14,518 0 0 0 14,518
BALANCE at Dec. 31, 2011 $ 326,115 $ 9,911,914 $ (614,315) $ (562,469) $ (40,812) $ 9,020,433
BALANCE (in shares) at Dec. 31, 2011 3,261,148     257,114