Stock-Based Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2013

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

For stock option and compensation-based warrants granted during 2008, 2011, 2012 and 2013 the following weighted average assumptions were used in determining fair value:

	2008			2011			2012			2013
Risk-free interest rate		3.10	%		2.30	%		0.78	%		1.58	%
Dividend yield		-	%		-	%		-	%		-	%
Expected volatility		80	%		163	%		185	%		189	%
Expected term in months		76			81			61			69

Schedule of Share-based Compensation, Stock Options, Activity

Option activity under the Plan for the year ended December 31, 2013, was as follows:

					Weighted
			Weighted-		Average
			Average		Remaining		Aggregate
			Exercise		Contractual		Intrinsic
	Options		Price		Term		Value
					(In years)
Year Ended December 31, 2013
Outstanding at December 31, 2012		3,482,188	$	1.22		5.8
Granted		2,550,000	$	0.48		9.6
Exercised		-		-
Forfeited/expired		-		-
Outstanding at December 31, 2013		6,032,188	$	0.90		6.8	$	18,671,745
Vested and expected to vest December 31, 2013		6,032,188	$	1.22		5.8	$	18,671,745
Exercisable at December 31, 2013		4,848,298	$	1.0535		6.2	$	14,824,475

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range

A summary of options outstanding and exercisable as of December 31, 2013:

		Options Outstanding						Options Exercisable
				Weighted
				Average		Weighted				Weighted
Range of Exercise		Number		Remaining		Average		Number		Average
Prices		Outstanding		Contractual Life		Exercise Price		Exercisable		Exercise Price
				(Years)
$	0.30		56,771		4.3	$	0.30		56,771	$	0.30
$	0.33		125,000		7.5	$	0.33		89,583	$	0.33
$	0.35		25,000		8.3	$	0.35		25,000	$	0.35
$	0.39		25,000		8.8	$	0.39		25,000	$	0.39
$	0.46		2,500,000		9.6	$	0.46		1,423,611	$	0.46
$	0.53		20,000		7.1	$	0.53		13,333	$	0.53
$	0.54		25,000		9.3	$	0.54		-		-
$	0.90		730,417		4.3	$	0.90		715,000	$	0.90
$	1.40		2,500,000		4.8	$	1.40		2,500,000	$	1.40
$	1.95		25,000		9.8	$	1.95		-	$	1.95
			6,032,188		5.8	$	0.90		4,848,298	$	1.05

Warrant

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of Share-based Compensation, Stock Options, Activity

Warrant activity under the Plan for the year ended December 31, 2013, was as follows:

					Weighted
			Weighted-		Average
			Average		Remaining		Aggregate
			Exercise		Contractual		Intrinsic
	Warrants		Price		Term		Value
					(In years)
Year Ended December 31, 2013
Outstanding at December 31, 2012		85,620	$	0.90		0.9	$	-
Granted		-		-
Exercised		-		-
Forfeited/expired		(75,620)		0.90
Outstanding at December 31, 2013		10,000	$	0.90		4.3	$	31,000
Vested and expected to vest December 31, 2013		10,000	$	0.90		0.9	$	31,000
Exercisable at December 31, 2013		10,000	$	0.90		0.9	$	31,000

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range

A summary of warrants outstanding and exercisable as of December 31, 2013:

		Warrants Outstanding						Warrants Exercisable
				Weighted
				Average		Weighted				Weighted
Range of Exercise		Number		Remaining		Average		Number		Average
Prices		Outstanding		Contractual Life		Exercise Price		Exercisable		Exercise Price
				(Years)
$	0.90		10,000		4.3	$	0.90		10,000	$	0.90
			10,000		4.3	$	0.90		10,000	$	0.90