Consolidated Statements of Changes in Shareholders' Deficit - USD ($)	Preferred Stock [Member]	Common Stock [Member]	Capital in excess of par value	Accumulated deficit	Total
Balance at Dec. 31, 2014	$ 60,675	$ 259,089	$ 47,634,857	$ (55,692,697)	$ (7,738,346)
Balance, shares at Dec. 31, 2014	2,427	25,908,978
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss				(3,678,082)	(3,678,082)
Common shares and warrants issued for consulting services		$ 7,400	206,400		213,800
Common shares and warrants issued for consulting services (in shares)		740,000
Common stock issued to directors		$ 125	2,000		2,125
Common stock issued to directors (in shares)		12,500
Stock option compensation expense			61,186		61,186
Common stock issued upon conversion of notes		$ 294	5,588		5,882
Common stock issued upon conversion of notes (in shares)		29,410
Private offering of common stock and warrants		$ 18,250	346,750		365,000
Private offering of common stock and warrants (in shares)		1,825,000
Warrant and beneficial conversion feature on notes payable			354,632		354,632
Balance at Dec. 31, 2015	$ 60,675	$ 285,158	48,611,413	(59,371,049)	(10,413,803)
Balance, (in shares) at Dec. 31, 2015	2,427	28,515,888
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss				(3,828,634)	(3,828,634)
Common shares and warrants issued for consulting services
Common stock issued to directors		$ 100	1,800		1,900
Common stock issued to directors (in shares)		10,000
Stock option compensation expense			15,440		15,440
Stock grants to employees		$ 4,408	72,361		76,769
Stock grants to employees (in shares)		440,751
Warrant and beneficial conversion feature on notes payable			336,282		336,282
Balance at Dec. 31, 2016	$ 60,675	$ 289,666	$ 49,037,296	$ (63,199,683)	$ (13,812,046)
Balance, (in shares) at Dec. 31, 2016	2,427	28,966,639