OPTIONS AND WARRANTS (Tables)

12 Months Ended

Dec. 31, 2012

Summary information regarding options and warrants from December 31, 2006 is as follows:

	Options			Weighted Average Exercise Price		Warrants			Weighted Average Exercise Price
Outstanding at December 31, 2006		190,426		$	45.92		917,590		$	78.04

Year ended December 31, 2007:
Granted		73,475			21.12		—			—
Forfeited and canceled		(4,336	)		30.96		—			—
Outstanding at December 31, 2007		259,565		$	39.16		917,590		$	78.04

Year ended December 31, 2008:
Granted		160,100			4.50		1,682,209			7.84
Forfeited and canceled		(31,617	)		24.41		—			—
Outstanding at December 31, 2008		388,048		$	25.88		2,599,799		$	32.60

Year ended December 31, 2009:
Granted		193,583			3.83		801,143			6.68
Exercised		(15,193	)		4.21		(179,691	)		6.64
Forfeited and canceled		(85,605	)		42.22		(52,082	)		20.00
Outstanding at December 31, 2009		480,833		$	14.80		3,169,169		$	27.72

Year ended December 31, 2010:
Granted		38,138			8.34		1,966			8.00
Exercised		(36,284	)		3.56		(17,102	)		8.40
Forfeited and canceled		(97,171	)		36.62		(289,160	)		117.60
Outstanding at December 31, 2010		385,516		$	8.60		2,864,873		$	11.00

Year ended December 31, 2011:
Granted		76,157			6.29		414,649			10.44
Exercised		—			—		—			—
Forfeited and canceled		(18,750	)		20.00		(671,972	)		23.72
Outstanding at December 31, 2011		442,923		$	7.71		2,607,550		$	6.66

Year ended December 31, 2012:
Granted		411,938			3.68		1,436,121			2.56
Exercised		—			—		—			—
Forfeited and canceled		(30,241	)		11.80		(464,584	)		6.12
Outstanding at December 31, 2012		824,620		$	5.54		3,579,087		$	5.64

Summary of options outstanding and exercisable as of December 31, 2012 is as follows:

Range of Exercise Prices	Weighted Average Remaining Contractual Life (years)	Number of Options Outstanding	Number of Options Exercisable
$ 0.88 to $ 4.99	5.84	599,706	258,337
5.00 to 9.99	1.58	178,054	157,221
10.00 to 39.20	0.21	46,860	46,860
$ 0.88 to $39.20	7.63	824,620	462,418

Summary of warrants outstanding and exercisable as of December 31, 2012 is as follows:

Range of Exercise Prices	Weighted Average Remaining Contractual Life (years)	Number of Warrants Outstanding	Number of Warrants Exercisable
$ 0.18 to $ 4.99	1.86	1,850,102	413,981
5.00 to 9.99	0.04	1,068,905	1,068,905
10.00 to 10.44	0.53	660,080	660,080
$ 0.18 to $10.44	2.43	3,579,087	2,142,966