Annual report pursuant to section 13 and 15(d)

Note 8 - Stockholders' Equity (Details) - Assumptions Used in Calculating Fair Value of Warrants Issued, Private Placement

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Note 8 - Stockholders' Equity (Details) - Assumptions Used in Calculating Fair Value of Warrants Issued, Private Placement
 1 Months Ended 12 Months Ended
Jan. 31, 2013
Jul. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Note 8 - Stockholders' Equity (Details) - Assumptions Used in Calculating Fair Value of Warrants Issued, Private Placement [Line Items]        
Expected volatility   47.64% 46.49% 47.08%
Risk free interest rates 0.91% 0.75% 1.38% 0.65%
Expected remaining term (in years) 5 years 5 years 5 years 4 years 186 days
Private Placements [Member] | Derivative Financial Instruments, Liabilities [Member]
        
Note 8 - Stockholders' Equity (Details) - Assumptions Used in Calculating Fair Value of Warrants Issued, Private Placement [Line Items]        
Dividend yield 0.00% 0.00% 0.00% 0.00%
Minimum [Member]
        
Note 8 - Stockholders' Equity (Details) - Assumptions Used in Calculating Fair Value of Warrants Issued, Private Placement [Line Items]        
Expected volatility 47.08%   40.38% 40.96%
Risk free interest rates     1.01% 0.19%
Expected remaining term (in years)     3 years 186 days 1 year 219 days
Maximum [Member]
        
Note 8 - Stockholders' Equity (Details) - Assumptions Used in Calculating Fair Value of Warrants Issued, Private Placement [Line Items]        
Expected volatility 100.00%   100.00% 46.88%
Risk free interest rates     1.27% 0.77%
Expected remaining term (in years)     4 years 25 days 5 years