Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY (Details 3)

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STOCKHOLDERS' EQUITY (Details 3) - Employee Stock Option [Member] - USD ($)
 6 Months Ended
Jun. 30, 2015
Number of Options, Outstanding, December 31, 2014 7,806,836
Number of Options, Granted 2,211,890
Number of Options, Exercised 0
Number of Options, Expired (643,836)
Number of Options, Forfeited (418,579)
Number of Options, Outstanding, June 30, 2015 8,956,311
Number of Options, Exercisable, June 30, 2015 4,456,215
Weighted Average Exercise Price, Outstanding, December 31, 2014 $ 2.85
Weighted Average Exercise Price, Granted 2.20
Weighted Average Exercise Price, Exercised 0
Weighted Average Exercise Price, Expired 2.95
Weighted Average Exercise Price, Forfeited 2.52
Weighted Average Exercise Price, Outstanding, June 30, 2015 2.70
Weighted Average Exercise Price, Exercisable, June 30, 2015 $ 3.02
Weighted Average Remaining Life In Years, Outstanding, June 30, 2015 3 years 4 months 24 days
Weighted Average Remaining Life In Years, Exercisable, June 30, 2015 2 years 3 months 18 days
Intrinsic Value, Outstanding, June 30, 2015 (in dollars) $ 0
Intrinsic Value, Exercisable, June 30, 2015 (in dollars) $ 0