Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Stock Option Plans (Details Textual)

v3.5.0.2
Note 5 - Stock Option Plans (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Non-employee Options [Member]        
Allocated Share-based Compensation Expense   $ 0   $ 0
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount $ 2,807   $ 8,421  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized 359,485   $ 359,485  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition     5 years 182 days  
Employee Stock Option [Member]        
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount 81,678 107,205 $ 357,934 334,049
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized $ 580,331 $ 881,765 $ 580,331 $ 881,765
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition     2 years 178 days 3 years 215 days