Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2012

Stock-Based Compensation [Abstract]

Number And Weighted Average Exercise Price Of Stock Options Outstanding

	Shares			Weighted
	Under			Average Price
	Stock Options			Per Share
OUTSTANDING AT DECEMBER 31, 2011	8,007,874		$	1.79
Granted at market price	-			-
Exercised	(96,000	)	$	0.66
Expired or forfeited	(1,507,335	)	$	1.54
OUTSTANDING AT DECEMBER 31, 2012	6,404,539		$	1.87

Summary Of Stock Options Outstanding By Exercise Price Range

					Options Outstanding				Options Exercisable
											Weighted
					Options		Weighted	Weighted Average			Average
	Range of						Average	Remaining	Options		Exercise Price
	Exercise Price				Outstanding		Exercise Price	Contractual Life	Exercisable		Per Share
$	0.66	-	$	0.66	4,611,481	$	0.66	5.58	4,611,481	$	0.66
$	1.41	-	$	1.55	50,000		1.41	8.58	50,000		1.41
$	1.62	-	$	2.89	817,136		2.58	2.50	817,136		2.58
$	3.19	-	$	6.88	675,228		6.47	1.83	675,228		6.47
$	7.10	-	$	9.67	225,694		9.43	2.88	225,694		9.43
$	10.51	-	$	10.51	25,000		10.51	2.59	25,000		10.51
					6,404,539	$	1.87		6,404,539	$	1.87

Summary Of Restricted Stock Unit Activity

				Weighted-Average
				Grant Date Fair
	Shares / Units			Value
NONVESTED AT DECEMBER, 31, 2011	1,047,712		$	0.35
Granted	364,582		$	0.96
Vested or Exercised	(1,412,294	)	$	0.66
Expired or forfeited	-		$	-
NONVESTED AT DECEMBER 31, 2012	-		$	-