Consolidated Statements of Stockholders' Equity (USD $)	Total	Common Stock	Preferred Stock	Additional Paid in Capital	Accumulated Deficit	Treasury Stock	Series A Preferred stock	Series A Preferred stock Preferred Stock	Series A Preferred stock Additional Paid in Capital	Series B Preferred Stock	Series B Preferred Stock Preferred Stock	Series B Preferred Stock Additional Paid in Capital	Series C Preferred stock	Series C Preferred stock Preferred Stock
Beginning Balance at Dec. 31, 2009	$ 3,964,100	$ 30,204		$ 91,885,936	$ (87,881,351)	$ (70,689)
Beginning Balance (in shares) at Dec. 31, 2009		3,020,414				28,276
Stock compensation expense	91,097			91,097
Exercise of stock options (in shares)		25,000
Exercise of stock options	37,500	250		37,250
Net loss	(977,851)				(977,851)
Preferred stock dividends	(194,038)			(194,038)
Common Stock Adjustment (in shares)		442
Common Stock Adjustment	4	4
Issuance of preferred stock (in shares)								20,000			6,000
Issuance of preferred stock							1,202,006	200	1,201,806	600,000	576,437	23,563
Ending Balance at Dec. 31, 2010	4,722,818	30,458	576,637	93,045,614	(88,859,202)	(70,689)
Ending Balance (in shares) at Dec. 31, 2010		3,045,856	26,000			28,276
Stock compensation expense	26,769			26,769
Net loss	(875,893)				(875,893)
Preferred stock dividends	(1,096,878)			(220,985)
Issuance of preferred stock (in shares)											4,000			5,850
Issuance of preferred stock										393,383	294,878	98,505	585,000	585,000
Ending Balance at Sep. 30, 2011	$ 4,631,092	$ 30,458	$ 1,456,515	$ 92,949,903	$ (89,735,095)	$ (70,689)
Ending Balance (in shares) at Sep. 30, 2011		3,045,856	35,850			28,276