CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN SHAREHOLDERS' EQUITY (CAPITAL DEFICIENCY) (USD $) In Thousands, except Share data		Total	Common stock		Additional paid in capital	Accumulated deficit
Beginning Balance at Dec. 31, 2009		$ 15,883	$ 81		$ 122,252	$ (106,450)
Beginning Balance (in shares) at Dec. 31, 2009	[1]		80,841,237
Changes during the six month period ended June 30, 2011 and 2010(Unaudited):
Share-based compensation		532			532
Exercise of options granted to employees and non-employees (includes Net Exercise) (in shares)	[1]		39,900
Exercise of options granted to employees and non-employees (includes Net Exercise)		27	0	[2]	27
Net loss for the period		(17,996)				(17,996)
Ending Balance at Jun. 30, 2010		(1,554)	81		122,811	(124,446)
Ending Balance (in shares) at Jun. 30, 2010	[1]		80,881,137
Beginning Balance at Dec. 31, 2010		(11,323)	81		124,044	(135,448)
Beginning Balance (in shares) at Dec. 31, 2010	[1]		81,248,472
Changes during the six month period ended June 30, 2011 and 2010(Unaudited):
Common stock issued for cash (net of issuance costs of $1,410) (see note 3a) (in shares)	[1]		4,000,000
Common stock issued for cash (net of issuance costs of $1,410) (see note 3a)		20,590	4		20,586
Share-based compensation		521			521
Exercise of options granted to employees and non-employees (includes Net Exercise) (in shares)	[1]		333,272
Exercise of options granted to employees and non-employees (includes Net Exercise)		250	1		249
Net loss for the period		(18,741)				(18,741)
Ending Balance at Jun. 30, 2011		$ (8,703)	$ 86		$ 145,400	$ (154,189)
Ending Balance (in shares) at Jun. 30, 2011	[1]		85,581,744

[1] Common Stock, $0.001 par value; Authorized - as of June 30, 2011, December 31, 2010 and June 30, 2010 - 150,000,000 shares.

[2] * Represents an amount less than $1.