NET LOSS PER COMMON SHARE DATA

3 Months Ended

Mar. 31, 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 March 31,
	2013			2012
Net loss	$	(1,052,795	)	$	(3,380,644	)
Denominator:
Weighted-average common shares outstanding		8,384,708			7,792,221
Basic and diluted net loss per common share	$	(0.13	)	$	(0.43	)

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

	Three months ended March 31,
	2013		2012
Options to purchase common stock		685,000		1,895,274
Warrants		1,981,661		2,215,680
Restricted stock		122,667		122,667