Consolidated Statements of Shareholders' Equity (Deficit) - USD ($)	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Total
Beginning balance at Dec. 31, 2016		$ 1,000	$ 78,525,900	$ (82,449,800)	$ (3,922,900)
Beginning balance, shares at Dec. 31, 2016		9,804,400
Stock-based compensation expense			13,400		13,400
Issuance of new warrants
Contributed services
Payments for repurchase of warrants
Cumulative effect from change of accounting policies
Net Income (loss)				600,600	600,600
Ending balance at Dec. 31, 2017		$ 1,000	78,539,300	(81,849,200)	(3,308,900)
Ending balance, shares at Dec. 31, 2017		9,804,400
Stock-based compensation expense
Issuance of new warrants			699,400		699,400
Contributed services			75,000		75,000
Payments for repurchase of warrants			(15,500)		(15,500)
Cumulative effect from change of accounting policies				1,391,900	1,391,900
Net Income (loss)				(31,400)	(31,400)
Ending balance at Dec. 31, 2018		$ 1,000	$ 79,298,200	$ (80,488,700)	$ (1,189,500)
Ending balance, shares at Dec. 31, 2018		9,804,400