11. Stockholder's Equity (Details1) (Warrant [Member], USD $)	6 Months Ended	12 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Beginning balance, shares	1,934,667	600,000	725,000
Warrants issued, shares	362,500	1,734,667
Warrants exercised, shares		(250,000)	(125,000)
Warrants expired, shares		(150,000)
Ending balance, shares	2,297,167	1,934,667	600,000
2013	412,500
2014	1,157,750
2015	476,917
Thereafter	250,000
Total	2,297,167
Minimum [Member]
Beginning balance, Exercise Prices	$ 0.25	$ 0.25	$ 0.30	$ 0.20
Warrants granted, Exercise Prices			$ 2.50	$ 0.30
Warrants exercised, Exercise Prices			$ 0.30
Warrants expired, Exercise Prices			$ 0.30
Ending balance Exercise Prices		$ 0.25	$ 0.25	$ 0.30
Maximum [Member]
Beginning balance, Exercise Prices	$ 4.50	$ 4.50	$ 0.60	$ 0.75
Warrants granted, Exercise Prices			$ 4.50	$ 0.40
Warrants exercised, Exercise Prices			$ 2.50
Warrants expired, Exercise Prices			$ 0.40
Ending balance Exercise Prices		$ 4.50	$ 4.50	$ 0.60