Stock Options and Warrants (Tables)

6 Months Ended

Jun. 30, 2021

Stock Options and Warrants

Stock option/warrant activity

	Six months ended June 30, 2021						Six months ended June 30, 2020
	Shares		Weighted Average Exercise Price		Aggregate Intrinsic Value as of June 30, 2021		Shares			Weighted Average Exercise Price		Aggregate Intrinsic Value as of June 30, 2020
Options outstanding at beginning of year		1,987,000	$	0.13				2,252,000		$	0.14
Granted		0	NA					0		NA
Exercised		0	NA					0		NA
Cancelled/expired		0	NA					(60,000	)	$	0.13
Options outstanding at end of quarter		1,987,000	$	0.13		25,000		2,192,000		$	0.12	$	177,000
Options exercisable at end of quarter		1,987,000	$	0.13				2,192,000		$	0.12

	Six months ended June 30, 2021				Six months ended June 30, 2020
	Shares		Weighted Average Exercise Price	Aggregate Intrinsic Value as of June 30, 2021	Shares			Weighted Average Exercise Price		Aggregate Intrinsic Value as of June 30, 2020
Warrants outstanding at beginning of year		0	NA			2,000,000		$	0.18
Granted		0	NA			0		NA
Exercised		0	NA			0		NA
Cancelled/expired		0	NA			(2,000,000	)	$	0.18
Warrants outstanding at end of quarter		0	NA	None		0		NA		None
Warrants exercisable at end of quarter		0	NA			0		NA