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3. INVENTORIES (Details) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Mar. 31, 2012
Inventory Disclosure [Abstract]      
Raw materials $ 729,048   $ 773,453
Finished goods 4,702,893   5,248,039
Allowance for obsolete and slow-moving inventory (27,968)   (27,894)
Inventories $ 5,403,973 $ 5,993,598 $ 5,993,598