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Note 4 - Inventories (Tables)
12 Months Ended
Aug. 31, 2013
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
   
August 31, 2013
   
August 31, 2012
 
Production materials
  $ 1,096,693     $ 1,462,615  
Finished goods
    4,014,856       2,688,582  
    $ 5,111,549     $ 4,151,197