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Note 9 - Intangible Assets (Details) - Approximate Aggregate Amortization Expense (USD $)
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Dec. 31, 2013
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| Approximate Aggregate Amortization Expense [Abstract] | |
| 2014 | $ 77,600 |
| 2015 | 77,600 |
| 2016 | 77,600 |
| 2017 | $ 25,866 |