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Condensed Statement of Operations and Comprehensive Income (Loss) (Unaudited) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Income Statement [Abstract]        
Net sales $ 3,831,222 $ 3,165,890 $ 7,808,722 $ 5,974,152
Cost of goods sold 2,911,176 2,417,445 5,899,715 4,417,528
Gross profit 920,046 748,445 1,909,007 1,556,624
Operating expenses:        
Selling 500,837 582,157 1,027,023 1,119,076
General and administrative 299,095 290,175 613,747 607,073
Research and development 321,595 273,805 582,005 511,363
Total 1,121,527 1,146,137 2,222,775 2,237,512
Operating profit (loss) (201,481) (397,692) (313,768) (680,888)
Other:        
Interest income 41 107 81 435
Other, net (8,803) 72,258 (9,584) 70,688
Total other income (expense), net (8,762) 72,365 (9,503) 71,123
Income (loss) before income taxes (210,243) (325,327) (323,271) (609,765)
Income taxes (benefit) 617 742 1,857 906
Net income (loss) (210,860) (326,069) (325,128) (610,671)
Other comprehensive income (loss):        
Foreign currency translation adjustments (1,540) (2,893) 5,006 5,813
Unrealized gain (loss) for the period (7,200) (58,274) 920 (135,632)
Total comprehensive income (loss) $ (219,600) $ (387,236) $ (319,202) $ (740,490)
Basic and diluted net income (loss) per share $ (0.03) $ (0.06) $ (0.05) $ (0.11)
Weighted average common and common equivalent shares:        
Basic and Diluted 6,973,704 5,450,622 6,973,704 5,450,622