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Note 4 - Investments (Details) (USD $)
Sep. 30, 2013
Dec. 31, 2012
Note 4 - Investments (Details) [Line Items]    
Investments $ 181,231 $ 158,141
LEA Technology [Member]
   
Note 4 - Investments (Details) [Line Items]    
Investments 6,752 6,557
Bio Filtration Technology [Member]
   
Note 4 - Investments (Details) [Line Items]    
Investments $ 174,479 $ 151,584