NET LOSS PER COMMON SHARE DATA

6 Months Ended

Jun. 30, 2013

Earnings Per Share [Abstract]

NET LOSS PER COMMON SHARE DATA

9. NET LOSS PER COMMON SHARE DATA

The following table sets forth the computation of basic and diluted net loss attributable to common stockholders per common share, as well as a reconciliation of the numerator and denominator used in the computation:

	Three Months Ended June 30,						Six Months Ended June 30,
	2013			2012			2013			2012
Net loss	$	(1,272,027	)	$	(2,338,538	)	$	(2,324,822	)	$	(5,719,182	)
Denominator:
Weighted-average common shares outstanding		8,384,708			7,821,058			8,384,708			7,806,241
Basic and diluted net loss per common share	$	(0.15	)	$	(0.30	)	$	(0.28	)	$	(0.73	)

The following equivalent shares were excluded from the calculation of diluted loss per share as their impact would have been anti-dilutive:

	Six months ended June 30,
	2013		2012
Options to purchase common stock		685,000		1,811,941
Warrants		1,981,661		2,215,680
Restricted stock		122,667		122,167