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Property and Equipment
3 Months Ended
Mar. 31, 2012
Property and Equipment [Abstract]  
Property and Equipment

8. Property and Equipment

Property and equipment, at cost, consisted of the following:

 

                     
    Estimated            
    Useful Life   December 31,     March 31,  
    (Years)   2011     2012  
              (Unaudited)  

Computer equipment

  2 to 7   $ 568,898     $ 568,898  

Software

  3 to 5     104,500       104,500  

Leasehold improvements

  1 to 5     174,429       174,429  

Office furniture and equipment

  5 to 7     1,405,560       1,458,982  
       

 

 

   

 

 

 
          2,253,387       2,306,809  

Less accumulated depreciation and amortization

        (2,001,539     (2,056,898
       

 

 

   

 

 

 
        $ 251,848     $ 249,911