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Fair Value Measurements (Tables)
9 Months Ended
Sep. 30, 2012
Assets Measured and Recorded at Fair Value on Recurring Basis
The following table summarizes our assets measured and recorded at fair value on a recurring basis, by level, within the fair value hierarchy:
 
   
September 30, 2012
 
   
Level 1
   
Level 2
   
Level 3
   
Total
 
Assets measured at fair value:
                       
Cash equivalents - money market accounts
  $ 20,263,766     $ -     $ -     $ 20,263,766  
                                 
   
December 31, 2011
 
   
Level 1
   
Level 2
   
Level 3
   
Total
 
Assets measured at fair value:
                               
Cash equivalents - money market accounts
  $ 20,263,766     $ -     $ -     $ 20,263,766