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4. INVENTORIES
12 Months Ended
Dec. 31, 2014
Inventory Disclosure [Abstract]  
4. INVENTORIES

The composition of inventories is as follows at December 31:

 

    2014     2013  
Finished goods   $ -     $ 536,207  
Raw materials     462,927       634,015  
Allowance for obsolete inventory     (390,637 )     (516,255 )
    $ 72,290     $ 653,967