Statements of Stockholders' Deficit (USD $)	Preferred Stock	Common Stock	Additional Paid in Capital	Accumulated Deficit	Total Stockholders' Equity
Balance at Dec. 31, 2009		$ 520,410	$ 30,051,134	$ (35,318,939)	$ (4,747,395)
Balance (in shares) at Dec. 31, 2009		52,041,001
Net income (loss)				506,312	506,312
Fair value of options and warrants issued			240,567		240,567
Exercise of options and warrants for cash, net		33,320	104,880		138,200
Exercise of options and warrants for cash, net (in shares)		3,332,000
Exercise of cashless options and warrants		703	(703)
Option-warrant inducement expense			4,457		4,457
Issuance of common stock for cash in private placements and under stock plan		50,591	253,824		304,415
Issuance of common stock for cash in private placements and under stock plan (in shares)		5,059,143
Issuance of common stock for services and salaries		6,448	46,156		52,604
Issuance of common stock for services and salaries (in shares)		644,822
Issuances of convertible preferred stock, net	15		134,985		135,000
Issuances of convertible preferred stock, net (in shares)	1,500
Preferred stock dividends				(4,200)	(4,200)
Balance at Dec. 31, 2010	15	611,472	30,835,300	(34,816,827)	(3,370,040)
Balance (in shares) at Dec. 31, 2010	1,500	61,147,224
Net income (loss)				(1,313,773)	(1,313,773)
Fair value of options and warrants issued			37,046		37,046
Issuance of common stock for cash in private placements and under stock plan		28,036	59,964		88,000
Issuance of common stock for cash in private placements and under stock plan (in shares)		2,803,590
Issuance of common stock for services and salaries		73,590	348,821		422,411
Issuance of common stock for services and salaries (in shares)		7,358,975
Issuances of convertible preferred stock, net	2		17,998		18,000
Issuances of convertible preferred stock, net (in shares)	200
Preferred stock dividends				(16,956)	(16,956)
Issuance of common stock for reduction in debt		2,500	12,250		14,750
Issuance of common stock for reduction in debt (in shares)		250,000
Imputed interest on notes			17,100		17,100
Balance at Dec. 31, 2011	$ 17	$ 715,598	$ 31,328,479	$ (36,147,556)	$ (4,103,462)
Balance (in shares) at Dec. 31, 2011	1,700	71,559,789