8. Warrants (Details) - $ / shares	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Wtd. Avg. Exercise Price
Outstanding at end of year	$ 1.80
Warrants
Shares
Outstanding at beginning of year	7,428,141	517,858
Granted	0	6,910,283
Exercised	(232,144)	0
Forfeited/Expired	0	0
Outstanding at ending of year	7,195,997	7,428,141
Exercisable at year end	7,195,997	7,428,141
Wtd. Avg. Exercise Price
Outstanding at beginning of year	$ 4.49	$ 1.02
Granted	0.00	4.75
Exercised	1.03	0.00
Forfeited	0.00	0.00
Outstanding at end of year	4.60	4.49
Exercisable at year end	$ 4.60	$ 4.49