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BUSINESS SEGMENTS (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Sales by geographical areas      
Total sales $ 30,785,127 $ 33,644,503 $ 32,102,296
U.S.
     
Sales by geographical areas      
Total sales 24,843,200 25,363,814 26,655,781
Long-lived assets      
Long-lived assets 10,676,053 11,679,592 12,412,502
North and South America sales (excluding U.S.)
     
Sales by geographical areas      
Total sales 4,453,151 4,668,550 4,736,356
Other international sales
     
Sales by geographical areas      
Total sales 1,488,776 3,612,139 710,159
International
     
Long-lived assets      
Long-lived assets $ 234,119 $ 220,058 $ 241,354