NET LOSS PER SHARE

6 Months Ended

12 Months Ended

Jun. 30, 2013

Dec. 31, 2012

NET LOSS PER SHARE

NET LOSS PER SHARE

11. NET LOSS PER SHARE

Basic and diluted

Net loss per share is calculated by dividing the net loss of the Company by the weighted average number of shares of common stock outstanding during the year.

	THREE MONTHS ENDED JUNE 30,						SIX MONTHS ENDED JUNE 30,
	2013			2012			2013			2012
Net loss and comprehensive loss for the period (in thousands)	$	(8,012	)	$	(4,677	)	$	(12,229	)	$	(8,033	)
Weighted average number of common shares		9,957,725			6,358,266			9,957,725			6,358,266
Basic and diluted net loss per share	$	(0.81	)	$	(0.73	)	$	(1.23	)	$	(1.26	)

Common stock equivalents from warrants and options were excluded from weighted average number of shares of common stock outstanding for the purpose of calculating diluted net loss per share, because the effect is anti-dilutive.

16. NET LOSS PER SHARE

Basic and diluted

Net loss per share is calculated by dividing the net loss of the Company by the weighted average number of shares of common stock outstanding during the year.

	YEAR ENDED DECEMBER 31,
	2012			2011
	(in thousands except for share and per share amounts)
Net loss and comprehensive loss for the year	$	(20,286	)	$	(9,778	)
Weighted average number of shares of common stock		6,762,985			4,944,184
Basic and diluted net loss per share	$	(3.00	)	$	(1.98	)

Common stock equivalents from warrants and options were excluded from weighted average number of shares of common stock outstanding for the purpose of calculating diluted net loss per share, because the effect is anti-dilutive.