6. Stock Option Plans and Agreements (Tables)

3 Months Ended

Mar. 31, 2019

Share-based Payment Arrangement [Abstract]

Schedule of share-based payment award, stock options, valuation assumptions

Risk-free interest rate	1.50	%
Expected dividend yield	0	%
Expected stock price volatility	100	%
Expected life of options	2.50 years

Schedule of share-based compensation, stock options, activity

	Number of Options Outstanding			Weighted Average Exercise Price		Remaining Contractual Term	Aggregate Intrinsic Value
Outstanding at December 31, 2018		7,920,000		$	.09
Granted		50,000			.05
Forfeited		(938,000	)		.23
Expired		(65,000	)		.18
Outstanding at March 31, 2019		6,967,000		$	.07	3.5 years	$	2,000
At March 31, 2019 - vested or
expected to vest and exercisable		6,942,000		$	.06	3.5 years	$	2,000