11. STOCK OPTIONS (Details) - $ / shares	6 Months Ended	12 Months Ended
	Jun. 30, 2017	Dec. 31, 2016
Number of shares
Beginning Balance, Shares	813,000	1,190,000
Granted, Shares		168,000
Cancelled or expired, Shares	(87,000)	(515,000)
Exercised	(28,000)	(30,000)
Ending balance	698,000	813,000
Exercisable, Ending balance	535,000
Exercise price per share
Granted, Exercise price per share		$ 1.42
Weighted average exercise price
Beginning Balance, Weighted average exercise price	$ 1.19	1.34
Granted, Weighted average exercise price		1.42
Cancelled or expired, Weighted average exercise price	1.97	1.61
Exercised, Weighted average exercise price	1.16	1.09
Ending Balance, Weighted average exercise price	1.10	1.19
Exercisable Weighted average exercise price, Ending balance	1.00
Minimum [Member]
Exercise price per share
Balance, Exercise price per share	0.75	0.75
Cancelled or expired, Exercise price per share	1.00	0.75
Exercised, Exercise price per share	.75	1.00
Balance, Exercise price per share	.75	0.75
Exercisable, Ending balance	.75
Maximum [Member]
Exercise price per share
Balance, Exercise price per share	2.22	2.45
Cancelled or expired, Exercise price per share	2.22	2.45
Exercised, Exercise price per share	1.21	1.21
Balance, Exercise price per share	2.00	$ 2.22
Exercisable, Ending balance	$ 2.00