11. Loss Per Share

9 Months Ended

Sep. 30, 2013

Earnings Per Share [Abstract]

LOSS PER SHARE

Net loss attributable per share is computed by dividing net loss by the weighted-average number of common shares outstanding during the period. The following were not included in the computation of diluted loss per share for the three and nine months ended September 30, 2013, as their inclusion would be anti-dilutive:

● 6,012,131 shares of common stock underlying outstanding stock options and unvested restricted stock units.

The following were not included in the computation of diluted loss per share for the three months and nine months ended September  30, 2012 as their inclusion would be anti-dilutive.

● 5,708,687 shares of common stock underlying outstanding stock options and unvested restricted stock units, and 659,363 shares related to vested restricted stock units that were restricted due to the Company's non-compliance with NASDAQ listing rules.