XML 82 R71.htm IDEA: XBRL DOCUMENT v3.8.0.1
NOTE F - COMMON STOCK AND STOCK-BASED COMPENSATION: Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Expected lives (in years) 5 years 5 years
Dividend yield 0.00% 0.00%
Minimum    
Risk free interest rate 1.80% 1.25%
Expected volatility 173.00% 200.00%
Maximum    
Risk free interest rate 2.23% 1.29%
Expected volatility 267.00% 204.00%