Note 5 - Share-based Compensation (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Share-based Compensation, Stock Options, Activity [Table Text Block]

	December 31, 2018
				Weighted		Weighted
	Options			Exercise Price		Life (in years)
Options outstanding - January 1, 2018		222,000		$	0.19		1.63
Granted		-			-
Exercised		(7,000	)		0.05
Forfeited/Cancelled		-			-
Options outstanding - December 31, 2018		215,000		$	0.20		0.53
Options exercisable - December 31, 2018		215,000		$	0.20		0.53

	December 31, 2017
				Weighted		Weighted
	Options			Exercise Price		Life (in years)
Options outstanding - January 1, 2017		624,000		$	0.39		1.64
Granted		-			-
Exercised		(67,000	)		0.05
Forfeited/Cancelled		(335,000	)		0.55
Options outstanding - December 31, 2017		222,000		$	0.19		1.63
Options exercisable - December 31, 2017		215,000		$	0.20		1.63