Consolidated Statement of Changes in Shareholders' Equity - USD ($)	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings (Deficit) [Member]	Total
Balance at Dec. 31, 2016		$ 52,170	$ 66,158,912	$ (174,125)	$ (63,180,193)	$ 2,856,445
Balance, shares at Dec. 31, 2016		52,169,945		892,557
Issuance of common stock for cash, net		$ 7,818	4,093,195			4,101,013
Issuance of common stock for cash, net, shares		7,817,157
Issuance of Series A and Series B Preferred Stock for cash	$ 2		2,109,598			2,109,600
Issuance of Series A and Series B Preferred Stock for cash, shares	2,109.6
Conversion of Series A and Series B Preferred Stock to common stock		$ 165	(165)
Conversion of Series A and Series B Preferred Stock to common stock, shares	(39.6)	165,556
Stock-based compensation			306,000			306,000
Retirement of treasury shares		$ (893)	(173,232)	$ 174,125
Retirement of treasury shares, shares		(892,557)		(892,557)
Series A and Series B Preferred Stock dividends paid			(140,232)			(140,232)
Debt discount from issuance of warrants as debt inducement			128,734			$ 128,734
Cashless exercise of options, shares
Net loss					(2,037,614)	$ (2,037,614)
Balance at Dec. 31, 2017	$ 2	$ 59,260	72,482,303		(65,217,807)	7,323,758
Balance, shares at Dec. 31, 2017	2,070	59,260,101
Issuance of common stock for cash, net		$ 2,434	744,771			747,205
Issuance of common stock for cash, net, shares		2,433,993
Conversion of Series A and Series B Preferred Stock to common stock		$ 617	(617)
Conversion of Series A and Series B Preferred Stock to common stock, shares	(150)	616,667
Stock-based compensation			96,616			96,616
Series A and Series B Preferred Stock dividends paid			(238,950)			(238,950)
Cashless exercise of options		$ 114	(144)
Cashless exercise of options, shares		114,379				250,000
Net loss					(251,336)	$ (251,336)
Balance at Dec. 31, 2018	$ 2	$ 62,425	$ 73,084,009		$ (65,469,143)	$ 7,677,293
Balance, shares at Dec. 31, 2018	1,920	62,425,140