CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended 9 Months Ended 144 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Operating costs and expenses:          
Research and development, net $ 732 $ 176 $ 1,486 $ 1,032 $ 25,905 [1]
General and administrative 440 564 1,397 1,459 18,401 [1]
Total operating costs and expenses 1,172 740 2,883 2,491 44,306 [1]
Financial expenses (income), net (22) (46) (37) 132 2,510 [1]
Other expenses (income) 0 0 0 (132) (132) [1]
Operating loss 1,150 694 2,846 2,491 46,684 [1]
Taxes on income 0 0 5 5 82 [1]
Loss from continuing operations 1,150 694 2,851 2,496 46,766 [1]
Net loss from discontinued operations 0 0 0 0 164 [1],[2]
Net loss $ 1,150 $ 694 $ 2,851 $ 2,496 $ 46,930 [1],[2]
Basic and diluted net loss per share from continuing operations (in dollars per share) $ 0.01 $ 0.01 $ 0.02 $ 0.02  
Weighted average number of shares outstanding used in computing basic and diluted net loss per share (in shares) 145,407,840 124,596,807 133,403,123 118,106,658  
[1] Out of which, $163, relating to the period from inception to March 31, 2004, is unaudited.
[2] Out of the which, cash flows used in discontinued operating activities of $36, cash flows used in discontinued investing activities of $16 and cash flows provided in discontinued financing activities of $57, relating to the period from inception to March 31, 2004, is unaudited.