6. ACCOUNTING FOR EMPLOYEE STOCK-BASED COMPENSATION (Tables)

6 Months Ended

Jun. 30, 2013

Employee Service Share-based Compensation, Aggregate Disclosures [Abstract]

Employee stock-based compensation

	Three Months Ended June 30,				Six Months Ended June 30,
	2013		2012		2013		2012
Stock options for employees	$	78	$	137	$	158	$	261
Restricted stock for employees		–		–		1		(2	)
Total employee stock-based compensation	$	78	$	137	$	159	$	259

The fair value of each stock option grant is estimated using the Black-Scholes option pricing model

	Six Months Ended June 30,
	2013			2012
Risk-free interest rate		0.38	%		0.97	%
Expected life (in years)		3.4			6.0
Dividend yield		0	%		0	%
Expected volatility		124	%		99	%

Stock option activity summary

	Shares			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (years)		Aggregate Intrinsic Value
Outstanding at December 31, 2012		850,701		$	5.88
Granted		11,000		$	1.65
Exercised		(3,581	)	$	1.82
Forfeited, expired or cancelled		(70,711	)	$	6.96
Outstanding at June 30, 2013		787,409		$	5.74		5.70	$	2,152
Vested and expected to vest at June 30, 2013		744,966		$	5.83		5.57	$	564
Exercisable at June 30, 2013		571,045		$	6.30		4.62	$	–

Restricted stock activity summary

	Shares			Weighted Average Grant Date Fair Value
Outstanding nonvested shares at December 31, 2012		779		$	11.69
Vested		(87	)	$	11.69
Forfeited		(692	)	$	11.69
Outstanding nonvested shares at June 30, 2013		–		$	–