Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2013

Stock-Based Compensation

Summary of option activity under all plans

The following is a summary of option activity under all plans (in thousands, except per option data):

	Number of Options		Weighted Average Exercise Price		Average Remaining Contractual Life (Years)	Aggregate Intrinsic Value
Outstanding, December 31, 2012	5,592		$	0.21	3.2	$	6,500
Granted	5,639		0.09
Exercised	—		—
Cancelled	(502	)	0.16
Forfeited	(643	)	0.10
Expired	—		—
Outstanding, September 30, 2013	10,086		0.15		6.1	$	0
Exercisable, September 30, 2013	5,528		0.20		2.4	$	0

Summary of assumptions used for weighted average fair value of options issued

	Grants Issued in:
	2013	2012
Expected life (years)	3.00-6.00	5.00-6.00
Risk free rate	0.73-1.67%	0.19-0.69%
Volatility	195.75-217.52%	204.1-216.2%
Expected dividend yield	None	None
Value of options granted	$0.07-0.09	$0.12-0.17