v3.19.2
Note F - Stockholders' Equity (Details 1) - shares
6 Months Ended 12 Months Ended
Jun. 30, 2019
Dec. 31, 2018
STOCKHOLDERS' EQUITY (DEFICIT)    
Number of warrants outstanding, beginning 181,818 545,454
Granted 0 (19,636)
(Exercised) 0 (162,182)
(Forfeited/expired) (181,818) (181,818)
Number of warrants outstanding, ending 0 181,818