Statement of Stockholders' Equity (Deficiency) - USD ($)	Common stock [Member]	Paid-in Capital [Member]	Accumulated Deficit [Member]	Total
Balance at Dec. 31, 2016	$ 586,000	$ 12,426,600	$ (13,192,200)	$ (179,600)
Balance, shares at Dec. 31, 2016	58,599,016			58,599,016
Debt discount to convertible debentures		13,200		$ 13,200
Exercise of warrants	$ 200	200		400
Exercise of warrants, shares	17,700
Net income			381,200	381,200
Balance at Dec. 31, 2017	$ 586,200	12,440,000	(12,811,000)	$ 215,200
Balance, shares at Dec. 31, 2017	58,616,716			58,616,716
Cumulative effect of accounting at January 1, 2018, Note 2			96,100	$ 96,100
Net income			1,655,400	1,655,400
Balance at Dec. 31, 2018	$ 586,200	$ 12,440,000	$ (11,059,500)	$ 1,966,700
Balance, shares at Dec. 31, 2018	58,616,716			58,616,716