13. Stock Options and Warrants (Details 3) (USD $)	6 Months Ended
	Jun. 30, 2013
Number Outstanding	22,334,906
Weighted Average Remaining Contractual Life	3 years 7 months 20 days
Number Exercisable	22,334,906
Option 1
Range of Exercise Prices, lower range limit	$ 0.15
Range of Exercise Prices, upper range limit	$ 0.15
Number Outstanding	1,200,000
Weighted Average Exercise Price, warrants outstanding	$ 0.15
Weighted Average Remaining Contractual Life	3 years 7 months 20 days
Number Exercisable	1,200,000
Weighted Average Exercise Price, warrants exercisable	$ 0.15
Option 2
Range of Exercise Prices, lower range limit	$ 0.33
Range of Exercise Prices, upper range limit	$ 0.33
Number Outstanding	3,071,542
Weighted Average Exercise Price, warrants outstanding	$ 0.33
Weighted Average Remaining Contractual Life	2 years 10 months 10 days
Number Exercisable	3,071,542
Weighted Average Exercise Price, warrants exercisable	$ 0.33
Option 3
Range of Exercise Prices, lower range limit	$ 0.45
Range of Exercise Prices, upper range limit	$ 0.45
Number Outstanding	2,566,664
Weighted Average Exercise Price, warrants outstanding	$ 0.45
Weighted Average Remaining Contractual Life	4 years 4 months 28 days
Number Exercisable	2,566,664
Weighted Average Exercise Price, warrants exercisable	$ 0.45
Option 4
Range of Exercise Prices, lower range limit	$ 0.75
Range of Exercise Prices, upper range limit	$ 0.86
Number Outstanding	10,780,000
Weighted Average Exercise Price, warrants outstanding	$ 0.75
Weighted Average Remaining Contractual Life	3 years 7 months 6 days
Number Exercisable	10,780,000
Weighted Average Exercise Price, warrants exercisable	$ 0.75
Option 5
Range of Exercise Prices, lower range limit	$ 1.00
Range of Exercise Prices, upper range limit	$ 1.00
Number Outstanding	92,500
Weighted Average Exercise Price, warrants outstanding	$ 1.00
Weighted Average Remaining Contractual Life	1 year 8 months 27 days
Number Exercisable	92,500
Weighted Average Exercise Price, warrants exercisable	$ 1.00
Option 6
Range of Exercise Prices, lower range limit	$ 1.58
Range of Exercise Prices, upper range limit	$ 1.58
Number Outstanding	45,000
Weighted Average Exercise Price, warrants outstanding	$ 1.58
Weighted Average Remaining Contractual Life	8 years 9 months
Number Exercisable	45,000
Weighted Average Exercise Price, warrants exercisable	$ 1.58
Option 7
Range of Exercise Prices, lower range limit	$ 2.00
Range of Exercise Prices, upper range limit	$ 2.00
Number Outstanding	2,529,200
Weighted Average Exercise Price, warrants outstanding	$ 2.00
Weighted Average Remaining Contractual Life	3 years 7 months 6 days
Number Exercisable	2,529,200
Weighted Average Exercise Price, warrants exercisable	$ 2.00
Option 8
Range of Exercise Prices, lower range limit	$ 2.45
Range of Exercise Prices, upper range limit	$ 2.60
Number Outstanding	800,000
Weighted Average Exercise Price, warrants outstanding	$ 2.51
Weighted Average Remaining Contractual Life	3 years 6 months 4 days
Number Exercisable	800,000
Weighted Average Exercise Price, warrants exercisable	$ 2.51
Option 9
Range of Exercise Prices, lower range limit	$ 3.00
Range of Exercise Prices, upper range limit	$ 3.00
Number Outstanding	750,000
Weighted Average Exercise Price, warrants outstanding	$ 3.00
Weighted Average Remaining Contractual Life	3 years 5 months 16 days
Number Exercisable	750,000
Weighted Average Exercise Price, warrants exercisable	$ 3.00
Option 10
Range of Exercise Prices, lower range limit	$ 3.20
Range of Exercise Prices, upper range limit	$ 3.20
Number Outstanding	350,000
Weighted Average Exercise Price, warrants outstanding	$ 3.20
Weighted Average Remaining Contractual Life	3 years 5 months 5 days
Number Exercisable	350,000
Weighted Average Exercise Price, warrants exercisable	$ 3.20
Option 11
Range of Exercise Prices, lower range limit	$ 3.75
Range of Exercise Prices, upper range limit	$ 3.75
Number Outstanding	100,000
Weighted Average Exercise Price, warrants outstanding	$ 3.75
Weighted Average Remaining Contractual Life	3 years 10 months 20 days
Number Exercisable	100,000
Weighted Average Exercise Price, warrants exercisable	$ 3.75