10. Stock Option Plans and Agreements (Details 1)	3 Months Ended
	Mar. 31, 2016 USD ($) $ / shares shares
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Number of Options, Outstanding (in shares) at December 31, 2015 | shares	8,443,500
Number of Options, Options granted (in shares) | shares	938,000
Number of Options, Options expired (in shares) | shares	(943,000)
Number of Options, Outstanding (in shares) at March 31, 2016 | shares	8,438,500
Number of option, Vested or expected to vest at March 31, 2016 | shares	5,750,500
Number of Options, Exercisable (in shares) at March 31, 2016 | shares	5,447,167
Weighted Average Exercise Price, Outstanding (in dollars per share) at December 31, 2015 | $ / shares	$ .16
Weighted Average Exercise Price, Options granted (in dollars per share) | $ / shares	.23
Weighted Average Exercise Price, Options expired (in dollars per share) | $ / shares	.23
Weighted Average Exercise Price, Outstanding (in dollars per share) at March 31, 2016 | $ / shares	.17
Weighted Average Exercise Price, Vested or expected to vest at March 31, 2016 | $ / shares	.16
Weighted Average Exercise Price, Exercisable (in dollars per share) at March 31, 2016 | $ / shares	$ .16
Weighted-Average Remaining Contractual Term, Outstanding at March 31, 2016	4 years 4 months 24 days
Weighted-Average Remaining Contractual Term, Vested or expected to vest at March 31, 2016	5 years 4 months 24 days
Weighted-Average Remaining Contractual Term, Exercisable at March 31, 2016	5 years 3 months 18 days
Aggregate Intrinsic Value, Outstanding (in dollars) at March 31, 2016 | $	$ 4,400
Aggregate Intrinsic Value, Vested or expected to vest at March 31, 2016 | $	4,400
Aggregate Intrinsic Value, Exercisable (in dollars) at March 31, 2016 | $	$ 2,000