12. Stockholder's Equity (Details) (Warrant [Member], USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013
Beginning balance, shares	2,489,407	1,934,667
Warrants issued, shares		629,740
Warrants exercised, shares	(125,000)	(25,000)
Warrants expired, shares		(50,000)
Ending balance, shares	2,364,407	2,489,407
2014	1,082,750
2015	1,031,657
Thereafter	250,000
Total	2,364,407
Maximum [Member]
Beginning balance, Exercise Prices	$ 4.50	$ 0.25
Warrants granted, Exercise Prices		$ 1.20
Warrants exercised, Exercise Prices	$ 1.60	$ 1.20
Warrants expired, Exercise Prices		$ 4.50
Ending balance Exercise Prices	$ 4.50	$ 0.25
Minimum [Member]
Beginning balance, Exercise Prices	$ 0.25	$ 4.50
Warrants granted, Exercise Prices		$ 1.60
Warrants exercised, Exercise Prices	$ 1.20
Ending balance Exercise Prices	$ 0.25	$ 4.50