Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value - USD ($) |
Dec. 31, 2014 |
Dec. 31, 2013 |
|---|---|---|
| Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value [Line Items] | ||
| Fair value of derivative liability – embedded conversion feature | $ 129,598 | $ 177,927 |
| 129,598 | 177,927 | |
| Fair Value, Inputs, Level 1 [Member] | ||
| Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value [Line Items] | ||
| Fair value of derivative liability – embedded conversion feature | 0 | |
| 0 | 0 | |
| Fair Value, Inputs, Level 2 [Member] | ||
| Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value [Line Items] | ||
| Fair value of derivative liability – embedded conversion feature | 0 | |
| 0 | 0 | |
| Fair Value, Inputs, Level 3 [Member] | ||
| Note 15 - Fair Value Measurement (Details) - Assets and Liabilities Measured at Fair Value [Line Items] | ||
| Fair value of derivative liability – embedded conversion feature | 129,598 | 177,927 |
| $ 129,598 | $ 177,927 |