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Note 5 - Patents and Trademarks, Net (Details) (USD $)
9 Months Ended
May 31, 2013
Note 5 - Patents and Trademarks, Net (Details) [Line Items]  
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months (in Dollars) $ 80,000
Patents and Trademarks [Member]
 
Note 5 - Patents and Trademarks, Net (Details) [Line Items]  
Finite-Lived Intangible Asset, Useful Life 7 years