Quarterly report pursuant to Section 13 or 15(d)

Warrant Liability (Tables)

v2.4.0.8
Warrant Liability (Tables) (Series A Warrants [Member])
 6 Months Ended
Jun. 30, 2013
Series A Warrants [Member]
  
Class of Warrant or Right [Line Items]  
Assumptions used to value the Series A warrants

The key assumptions used to value the Series A Warrants were as follows:

 

                 

Assumption

   June 30,
2013		     December 31,
2012		  

Expected price volatility

     85 %      80 % 

Expected term (in years)

     4.78       5.27  

Risk-free interest rate

     1.33 %      0.78 % 

Dividend yield

     0.00 %      0.00 % 

Weighted-average fair value of warrants

   $ 0.23     $ 0.69