CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended 6 Months Ended 141 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Operating costs and expenses:          
Research and development, net $ 385 $ 586 $ 754 $ 856 $ 25,173 [1]
General and administrative 448 829 958 1,087 17,961 [1]
Total operating costs and expenses 833 1,415 1,712 1,943 43,134 [1]
Financial expenses (income), net (4) (191) (15) (14) 2,532 [1]
Other expenses (income) 0 (132) 0 (132) (132) [1]
Operating loss 829 1,092 1,697 1,797 45,534 [1]
Taxes on income 1 5 5 5 82 [1]
Loss from continuing operations 830 1,097 1,702 1,802 45,616 [1]
Net loss from discontinued operations 0 0 0 0 164 [2]
Net loss $ 830 $ 1,097 $ 1,702 $ 1,802 $ 45,780 [2]
Basic and diluted net loss per share from continuing operations (in dollars per share) $ 0.01 $ 0.01 $ 0.01 $ 0.02  
Weighted average number of shares outstanding used in computing basic and diluted net loss per share (in shares) 128,078,347 121,253,983 127,334,805 115,108,731  
[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.