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Note F - Common Stock and Stock-based Compensation: Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Tables)
12 Months Ended
Dec. 31, 2016
Tables/Schedules  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

 

 

 

2016

 

2015

Risk free interest rate

 

1.25% - 1.29 %

 

1.42% - 1.53 %

Expected lives (in years)

 

5   

 

5   

Expected volatility

 

200% - 204 %

 

209% - 218 %

Dividend yield

 

0 %

 

0 %