Quarterly report pursuant to Section 13 or 15(d)

11. Warrants (Details - Exercise price)

v3.8.0.1
11. Warrants (Details - Exercise price) - Warrants [Member]
Mar. 31, 2018
$ / shares
shares
Number of warrants outstanding 118,029
Warrants exercise price, outstanding | $ / shares $ 20.80
Number of warrants exercisable 118,029
$16.60 [Member]  
Number of warrants outstanding 54,396
Warrants exercise price, outstanding | $ / shares $ 16.60
Number of warrants exercisable 54,396
Warrants exercise price, exercisable | $ / shares $ 16.60
$16.80 [Member]  
Number of warrants outstanding 17,857
Warrants exercise price, outstanding | $ / shares $ 16.80
Number of warrants exercisable 17,857
Warrants exercise price, exercisable | $ / shares $ 16.80
$24.30 [Member]  
Number of warrants outstanding 12,383
Warrants exercise price, outstanding | $ / shares $ 24.30
Number of warrants exercisable 12,383
Warrants exercise price, exercisable | $ / shares $ 24.30
$28.50 [Member]  
Number of warrants outstanding 33,393
Warrants exercise price, outstanding | $ / shares $ 28.50
Number of warrants exercisable 33,393
Warrants exercise price, exercisable | $ / shares $ 28.50