CONDENSED STATEMENTS OF STOCKHOLDERS' DEFICIT (USD $)	Total	Convertible Preferred Stock	Common Stock	Additional Paid-in Capital	Accumulated Deficit
Beginning Balance at Dec. 31, 2010	$ (6,658,096)	$ 5,000	$ 36,594	$ 90,851,709	$ (97,551,399)
Beginning Balance (in shares) at Dec. 31, 2010		5,000,000	36,594,799
Net loss	(1,255,711)				(1,255,711)
Common stock issued:
Employee stock purchase plan (in shares)			35,135
Employee stock purchase plan	9,135		35	9,100
Stock-based compensation expense	70,475			70,475
Ending Balance at Mar. 31, 2011	(7,834,197)	5,000	36,629	90,931,284	(98,807,110)
Ending Balance (in shares) at Mar. 31, 2011		5,000,000	36,629,934
Beginning Balance at Dec. 31, 2011	(11,423,231)	5,000	36,710	91,111,640	(102,576,581)
Beginning Balance (in shares) at Dec. 31, 2011		5,000,000	36,709,706
Net loss	(1,414,706)				(1,414,706)
Common stock issued:
Employee stock purchase plan (in shares)			46,530
Employee stock purchase plan	7,910		46	7,864
Stock-based compensation expense	35,103			35,103
Ending Balance at Mar. 31, 2012	$ (12,794,924)	$ 5,000	$ 36,756	$ 91,154,607	$ (103,991,287)
Ending Balance (in shares) at Mar. 31, 2012		5,000,000	36,756,236