SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

6 Months Ended

Jun. 30, 2014

Reconciliation of Numerators and Denominators used in Computing Basic and Diluted Net Income Per Share

The following is a reconciliation of the numerators and denominators used in computing basic and diluted net income per share:

	Three Months Ended						Six Months Ended
	June 30, 2014			June 30, 2013			June 30, 2014			June 30, 2013
Net income (loss)	$	(4,015,881	)	$	(10,895,976	)	$	(13,814,639	)	$	(20,561,356	)
Numerator, basic and diluted net income (loss) available to stockholders	$	(4,015,881	)	$	(10,895,976	)	$	(13,814,639	)	$	(20,561,356	)
Denominator:
Shares used in computation – basic:
Weighted average common shares outstanding		84,898,133			79,345,030			84,420,661			78,350,236
Common shares outstanding for basic		84,898,133			79,345,030			84,420,661			78,350,236
Shares used in computation – diluted:
Common shares outstanding for basic		84,898,133			79,345,030			84,420,661			78,350,236
Shares used in computing diluted net income per share		84,898,133			79,345,030			84,420,661			78,350,236
Net (loss) per share – basic	$	(0.05	)	$	(0.14	)	$	(0.16	)	$	(0.26	)
Net (loss) per share – diluted	$	(0.05	)	$	(0.14	)	$	(0.16	)	$	(0.26	)

Convertible Preferred Stock Excluded from EPS [Member]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

Potential common shares from outstanding Convertible Preferred Stock calculated on an if-converted basis having an anti-dilutive effect on diluted earnings per share were excluded from potential common shares as follows:

	Three Months Ended				Six Months Ended
	June 30, 2014		June 30, 2013		June 30, 2014		June 30, 2013
Potential common shares from Convertible Preferred Stock excluded from EPS		32,400		32,400		32,400		32,400

Unvested Restricted Stock Awards Excluded from EPS [Member]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The weighted average equivalent common shares relating to our unvested restricted stock awards that were excluded from potential common shares in the earning per share calculation due to having an anti-dilutive effect are:

	Three Months Ended				Six Months Ended
	June 30, 2014		June 30, 2013		June 30, 2014		June 30, 2013
Potential common shares from unvested restricted stock awards excluded from EPS		653,736		512,928		653,736		509,236

In the Money Potential Common Shares [Member]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The potential common shares in the following tables represent potential common shares calculated using the treasury stock method from outstanding options, stock awards and warrants that were excluded from the calculation of diluted EPS:

	Three Months Ended				Six Months Ended
	June 30, 2014		June 30, 2013		June 30, 2014		June 30, 2013
Average market price during the period	$	1.79	$	3.14	$	1.94	$	3.19
In the money potential common shares from options excluded		1,586		299,539		5,849		333,062
In the money potential common shares from warrants excluded		—		493,329		—		525,093

Out of Money Potential Common Shares [Member]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

Potential common shares from out-of-the-money options and warrants were also excluded from the computation of diluted EPS because calculation of the associated potential common shares has an anti-dilutive effect on EPS. The following table lists options and warrants that were excluded from diluted EPS:

	Three Months Ended				Six Months Ended
	June 30, 2014		June 30, 2013		June 30, 2014		June 30, 2013
Out of the money options and warrants excluded:
Stock options with an exercise price of $2.73 per share		649,469		—		649,469		—
Stock options with an exercise price of $2.74 per share		633,835		—		633,835		—
Stock options with an exercise price of $2.89 per share		987,155		—		987,155		—
Stock options with an exercise price of $3.25 per share		100,000		—		100,000		—
Stock options with an exercise price of $3.40 per share		100,000		100,000		100,000		100,000
Stock options with an exercise price of $3.43 per share		40,000		40,000		40,000		40,000
Stock options with an exercise price of $3.50 per share		100,000		345,000		100,000		345,000
Stock options with an exercise price of $3.51 per share		—		959,500		—		959,500
Stock options with an exercise price of $3.53 per share		—		191,700		—		191,700
Stock options with an exercise price of $3.90 per share		20,000		20,000		20,000		20,000
Stock options with an exercise price of $4.00 per share		—		52,500		—		52,500
Stock options with an exercise price of $5.00 per share		—		100,000		—		100,000
Stock options with an exercise price of $7.00 per share		—		100,000		—		100,000
Warrants with an exercise price of $3.60 per share		1,562,500		1,562,500		1,562,500		1,562,500
Total anti-dilutive warrants and options excluded from EPS		4,192,959		3,471,200		4,192,959		3,471,200