Statements of Changes in Stockholders' Equity (USD $)	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income	Accumulated Deficit	Comprehensive Income
Beginning Balance at Dec. 31, 2009	$ 4,057,553	$ 77,012	$ 64,189,575	$ 5,825	$ (60,214,859)
Beginning Balance (in shares) at Dec. 31, 2009		7,701,258
Stock-based compensation (in shares)		121,056
Stock-based compensation	37,500	1,210	36,290
Comprehensive loss
Net loss	(204,250)				(204,250)	(204,250)
Other comprehensive income (loss)
Net unrealized loss (gain) on investment in securities	5,640			5,640		5,640
Comprehensive loss	(198,610)					(198,610)
Ending Balance at Dec. 31, 2010	3,896,443	78,222	64,225,865	11,465	(60,419,109)
Ending Balance (in shares) at Dec. 31, 2010		7,822,314
Stock-based compensation (in shares)		206,464
Stock-based compensation	68,751	2,065	66,686
Comprehensive loss
Net loss	(262,751)				(262,751)	(262,751)
Other comprehensive income (loss)
Net unrealized loss (gain) on investment in securities	(36,491)			(36,491)		(36,491)
Comprehensive loss	(299,242)					(299,242)
Ending Balance at Dec. 31, 2011	$ 3,665,952	$ 80,287	$ 64,292,551	$ (25,026)	$ (60,681,860)
Ending Balance (in shares) at Dec. 31, 2011		8,028,778