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CONDENSED STATEMENTS OF OPERATIONS (USD $)
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
CONDENSED STATEMENTS OF OPERATIONS    
NET SALES $ 4,464,577 $ 4,022,272
COST OF GOODS SOLD 2,705,424 2,558,013
GROSS PROFIT 1,759,153 1,464,259
SELLING, GENERAL AND ADMINISTRATIVE EXPENSES 1,300,650 1,465,546
RESEARCH AND DEVELOPMENT EXPENSES 143,330 172,515
INCOME (LOSS) FROM OPERATIONS 315,173 (173,802)
INTEREST INCOME 1,958 2,215
INCOME (LOSS) BEFORE INCOME TAXES 317,131 (171,587)
INCOME TAX EXPENSE (BENEFIT) 112,216 (83,837)
NET INCOME (LOSS) $ 204,915 $ (87,750)
INCOME (LOSS) PER COMMON SHARE:    
Basic (in dollars per share) $ 0.10 $ (0.04)
Diluted (in dollars per share) $ 0.10 $ (0.04)
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:    
Basic (in shares) 2,012,765 2,000,555
Diluted (in shares) 2,015,992 2,000,555