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Fair Value of Financial Instruments (Tables)
6 Months Ended
Jun. 30, 2013
Fair Value of Financial Instruments [Abstract]  
Schedule of Change in Fair Value

The change in the fair value of the Level III preferred stock warrant liability is summarized below:

           

Fair value at December 31, 2012

 

$

92,150

 

 

Issuances

 

 

-

 

 

Change in fair value during the period

 

 

100,970

 

 

 

 

 

 

 

 

Fair value at June 30, 2013

 

$

193,120