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EQUITY (Details 2) - Stock Option Plan [Member]
6 Months Ended
Jun. 30, 2019
$ / shares
shares
Number of options, begining balance | shares 7,227,248
Number of options, granted | shares 595,000
Number of options, expired/cancelled | shares (238,568)
Number of options, exercised | shares (351,334)
Number of options, ending balance | shares 7,232,346
Weighted-average exercise price, begining balance | $ / shares $ 1.34
Weighted-average exercise price, granted | $ / shares .96
Weighted-average exercise price, expired/cancelled | $ / shares 1.57
Weighted-average exercise price, exercised | $ / shares .47
Weighted-average exercise price, ending balance | $ / shares $ 1.34