Net loss per share (Tables)

3 Months Ended

Mar. 31, 2014

Net loss per share [Abstract]

Schedule of Antidilutive Securities Excluded from Calculation of Earnings Per Share

The following table lists shares and warrants that were excluded from the calculation of dilutive earnings per share as the exercise of such options and warrants and the conversion of such preferred shares would be anti-dilutive:

	For the three Months Ended
	March 31, 2014	March 31, 2013
Stock options	72,038	70,270
Warrants	94,240	149,022
Preferred shares as if converted
Series A-1Preferred Stock	7,513	6,941
Series B Preferred Stock	17,065	237,866
Series C Preferred Stock	205,294	190,146
Series D-1 Preferred Stock	191,189	51,193
Series D-2 Preferred Stock	106,069	67,682

Reconciliation of the numerator (net loss) and the denominator (number of shares) used in the basic and diluted EPS calculations

The following table is a reconciliation of the numerator (net loss) and the denominator (number of shares) used in the basic and diluted EPS calculations and sets forth potential shares of Common Stock that are not included in the diluted net loss per share calculation as the effect is antidilutive:

	Three Months Ended
	March 31,	March 31,
	2014	2013
Numerator-basic and diluted net loss	$ (2,056)	$ (1,730)
Denominator-basic or diluted weighted average number of common shares outstanding	232,560	225,875
Net loss per share - basic and diluted	$ (0.01)	$ (0.01)