Annual report pursuant to Section 13 and 15(d)

10. Share-Based Compensation (Details - Non-Vested employee Option activity)

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10. Share-Based Compensation (Details - Non-Vested employee Option activity) - Employee Stock Options [Member] - $ / shares
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Non-vested options outstanding, beginning balance 1,048,474  
Options granted 100,000 700,000
Options forfeited (6,667)  
Options vested (524,540) (340,930)
Non-vested options outstanding, ending balance 617,267 1,048,474
Non-vested weighted-average grant date fair value per share, beginning balance $ 2.86  
Weighted-average grant date fair value per share, options granted 2.63 $ 2.70
Weighted-average grant date fair value per share, options forfeited 2.91  
Weighted-average grant date fair value per share, options vested 3.05  
Non-vested weighted-average grant date fair value per share, ending balance $ 2.65 $ 2.86