Consolidated Statements of Stockholders' Equity (Deficit) (USD $)	Total	Series B Preferred Stock [Member]	Series C Preferred Stock [Member]	Series E Preferred Stock [Member]	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Treasury Stock
Beginning Balances at Dec. 31, 2009	$ (224,707)	$ 80	$ 20	$ 8	$ 3,613	$ 71,705,762	$ (71,922,284)	$ (11,906)
Beginning Balances, shares at Dec. 31, 2009		800,000	200,000	80,000	36,126,306
Stock based compensation expense	155,971					155,971
Employee stock purchase plan issuance	9,853				5	9,848
Employee stock purchase plan issuance, shares					53,603
Stock issued for services	25,000				14	24,986
Stock issued for services, shares					147,059
Stock and warrants issued in private placement	745,000				295	744,705	0	0
Stock and warrants issued in private placement, shares					2,950,847
Net loss	(550,997)						(550,997)
Ending Balances at Dec. 31, 2010	160,120	80	20	8	3,927	72,641,272	(72,473,281)	(11,906)
Ending Balances, shares at Dec. 31, 2010		800,000	200,000	80,000	39,277,815
Stock based compensation expense	131,858					131,858
Employee stock purchase plan issuance	8,623				5	8,618
Employee stock purchase plan issuance, shares					45,624
Conversion of preferred stock to common stock		(80)	(20)		1,667	(1,567)
Conversion of preferred stock to common stock, shares		(800,000)	(200,000)		16,666,666
Forfeiture of convertible preferred stock dividends - Series B	33,140						33,140
Forfeiture of convertible preferred stock dividends - Series C	27,615						27,615
Exercise of stock option	566					566
Exercise of stock option, shares					3,333
Stock and warrants issued in private placement	425,000				378	424,622
Stock and warrants issued in private placement, shares					3,775,408
Net loss	(3,021,421)						(3,021,421)
Ending Balances at Dec. 31, 2011	$ (2,234,499)			$ 8	$ 5,977	$ 73,205,369	$ (75,433,947)	$ (11,906)
Ending Balances, shares at Dec. 31, 2011				80,000	59,768,846