Consolidate Statements of Shareholders' Equity (Deficit) (USD $)	Preferred Stock [Member]	Common Stock [Member] USD ($)	Additional Paid-In Capital [Member] USD ($)	Accumulated Deficit [Member] USD ($)	Total USD ($)
Balance at Dec. 31, 2010		$ 4,600	$ 58,902,000	$ (58,928,100)
Balance (in shares) at Dec. 31, 2010	0	45,981,625
Employee stock option issuances (in shares)		180,301			180,301
Private placement of common stock (in shares)		35,500,000			35,500,000
Private placement of common stock - par value		3,600
Stock-based compensation expense			264,800
Stock-based compensation expense - severance agreement			0
Proceeds from private placement of common stock and warrants			7,100,000		(7,100,000)
Costs of private placement of common stock and warrants			(974,500)
Allocation of proceeds from common stock and warrants to warrants liability			(3,900,700)
Employee restricted stock awards (in shares)		225,000
Exercise of employee stock options		0	10,600		10,600
Reclass private placement of common stock - par value amount			(3,600)
Net loss				(1,761,100)	(1,761,100)
Balance at Dec. 31, 2011		8,200	61,398,600	(60,689,200)	717,600
Balance (in shares) at Dec. 31, 2011	0	81,886,926
Employee stock option issuances (in shares)		615,447			615,447
Private placement of common stock (in shares)		0
Private placement of common stock - par value		0
Stock-based compensation expense			739,700
Stock-based compensation expense - severance agreement			237,400
Proceeds from private placement of common stock and warrants			0
Costs of private placement of common stock and warrants			0
Allocation of proceeds from common stock and warrants to warrants liability			0
Employee restricted stock awards (in shares)		114,377
Exercise of employee stock options		100	49,700		49,800
Reclass private placement of common stock - par value amount			0
Net loss				(8,176,700)	(8,176,700)
Balance at Dec. 31, 2012		$ 8,300	$ 62,425,400	$ (68,865,900)	$ (6,432,200)
Balance (in shares) at Dec. 31, 2012	0	82,616,750