13. Stock Options and Warrants (Details 4) (USD $)	6 Months Ended
	Jun. 30, 2013
Number of Warrants Outstanding, Ending	22,334,906
Number of Warrants Exercisable	22,334,906
Options and Warrants
Number of Warrants Outstanding, Beginning	22,218,240
Number of Warrants Granted	1,266,666
Number of Warrants Exercised
Number of Warrants Expired/Cancelled	(1,200,000)
Number of Warrants Outstanding, Ending	22,284,906
Number of Warrants Exercisable	22,284,906
Weighted Average Exercise Price of Warrants Outstanding, Beginning	$ 1.01
Weighted Average Exercise Price of Warrants Granted	$ 0.17
Weighted Average Exercise Price of Warrants Exercised
Weighted Average Exercise Price of Warrants Expired/Cancelled	$ 0.63
Weighted Average Exercise Price of Warrants Outstanding, Ending	$ 0.96
Weighted Average Exercise Price of Warrants Exercisable	$ 0.96