Condensed Consolidated Statement Of Stockholders' Equity (USD $)	Common Stock	Additional Paid-In Capital	Treasury Stock	Accumulated Deficit	Total
Balances at Dec. 31, 2010	$ 24,039	$ 82,055,934	$ (47,183)	$ (72,246,460)	$ 9,786,330
Balances, (in shares) at Dec. 31, 2010	24,038,445
Stock-based compensation		1,006,614			1,006,614
Stock option exercises	130	349,546			349,676
Stock option exercises (in shares)	129,888
Reclassification of derivative liability to equity		336,747			336,747
Exercise of warrants	601	1,748,658			1,749,259
Exercise of warrants (in shares)	601,120
Private placement offering, net	4,808	13,991,965			13,996,773
Private placement offering, net (in shares)	4,807,693
Net Loss				(19,241,213)	(19,241,213)
Balances at Sep. 30, 2011	$ 29,578	$ 99,489,464	$ (47,183)	$ (91,487,673)	$ 7,984,186
Balances, (in shares) at Sep. 30, 2011	29,577,146