Share-based Compensation (Tables)

3 Months Ended

Mar. 31, 2014

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Stock Option Activity

The following table summarizes our stock option activity for the three months ended March 31, 2014:

			Weighted-
	Number		Average
	of Shares		Exercise
	Issuable	Price
Balance, January 1, 2014	7,502,421	$	1.00
Granted	175,000		0.54
Exercised	(23,693)		0.88
Cancelled	(162,532)		0.88
Balance, March 31, 2014	7,491,196	$	1.00

Options Outstanding

The following table summarizes options outstanding at March 31, 2014:

		Weighted-		Weighted-
	Number	Average		Average	Aggregate
	of Shares	Exercise		Remaining	Intrinsic
	Issuable	Price		Term (Years)	Value
Exercisable	4,081,196	$	0.98	3.9	$	191,000
Not vested	3,410,000		1.03	6.4		452,400
Balance, March 31, 2014:	7,491,196	$	1.00	5.0	$	643,400

Schedule of Stockholders' Equity Note, Warrants or Rights

The following table sets forth our warrant activity during the three months ended March 31, 2014:

		Weighted-
	Number	Average
	of Shares	Exercise
	Issuable	Price
Balance, January 1, 2014	41,595,655	$	0.69
Granted	5,310,901		0.74
Exercised	(83,768)		0.60
Cancelled	(1,235,309)		0.89
Balance, March 31, 2014	45,587,479	$	0.69

The following table sets forth the warrants outstanding at March 31 2014:

		Weighted-
	Number	Average
	of Shares	Exercise
	Issuable	Price
10% convertible debenture - bonus warrants	305,566	$	0.60
10% convertible preferred stock – warrants	3,761,365	$	1.00
8% convertible promissory notes – warrants	37,846,375	$	0.60
Consultants	3,674,173	$	1.17
Total	45,587,479	$	0.69