4. Stock Option Plans and Agreements (Details 1) (USD $)	9 Months Ended
	Sep. 30, 2014
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Number of Options, Outstanding (in shares) at December 31, 2013	9,220,500
Number of Options, Options granted (in shares)	1,830,000
Number of Options, Options expired (in shares)	(342,667)
Number of Options, Options forfeited (in shares)	(833,333)
Number of Options, Outstanding (in shares) at September 30, 2014	9,874,500
Number of Options, Exercisable (in shares) at September 30, 2014	6,547,000
Weighted Average Exercise Price, Outstanding (in dollars per share) at December 31,2013	$ 0.18
Weighted Average Exercise Price, Options granted (in dollars per share)	$ 0.12
Weighted Average Exercise Price, Options expired (in dollars per share)	$ 0.14
Weighted Average Exercise Price, Options forfeited (in dollars per share)	$ 0.13
Weighted Average Exercise Price, Outstanding (in dollars per share) at September 30, 2014	$ 0.18
Weighted Average Exercise Price, Exercisable (in dollars per share) at September 30, 2014	$ 0.20
Weighted-Average Remaining Contractual Term, Outstanding at September 30, 2014	4 years 10 months 24 days
Weighted-Average Remaining Contractual Term, Exercisable at September 30, 2014	4 years 6 months
Aggregate Intrinsic Value, Outstanding (in dollars) at September 30, 2014	$ 0
Aggregate Intrinsic Value, Exercisable (in dollars) at September 30, 2014	$ 0