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Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) (USD $)
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Selling, General and Administrative Expense [Member] | Vendors and Consultants [Member] | Accrued and Unpaid Obligations [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value $ 33,750  
Selling, General and Administrative Expense [Member] | Outside of 2007 Plan [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Allocated Share-based Compensation Expense 156,711 19,000
Selling, General and Administrative Expense [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Allocated Share-based Compensation Expense 156,711 19,000
Board of Directors [Member] | Outside of 2007 Plan [Member] | Accrued and Unpaid Obligations [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Other Liabilities, Current 45,000  
Board of Directors [Member] | Outside of 2007 Plan [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value 67,461  
Board of Directors [Member] | Accrued and Unpaid Obligations [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) 156,888  
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share) $ 0.43  
Board of Directors [Member] | Selling, General and Administrative Expense [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Allocated Share-based Compensation Expense 22,461  
Vendors and Consultants [Member] | Outside of 2007 Plan [Member] | Accrued and Unpaid Obligations [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share) $ 0.43  
Other Liabilities, Current 22,500  
Vendors and Consultants [Member] | Accrued and Unpaid Obligations [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) 78,488  
Allocated Share-based Compensation Expense $ 11,250  
2007 Equity Incentive Plan [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) 0 0
Outside of 2007 Plan [Member]
    
Note 8 - Stock-Based Compensation and Other Employee Benefit Plans (Details) [Line Items]    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares) 235,376  
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share) $ 0.43