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2. Property and Equipment
9 Months Ended
Sep. 30, 2012
Property And Equipment  
2. Property and Equipment

The net carrying value of property and equipment consisted of the following as of:

 

    September 30, 2012     December 31, 2011  
    (unaudited)        
Furniture and fixtures   $ 427,121     $ 427,121  
Equipment     2,381,861       2,005,505  
Software     7,971,097       5,469,804  
Leasehold improvements     343,796       310,416  
Subtotal     11,123,875       8,212,846  
Less: accumulated depreciation and amortization     (8,452,598 )     (6,622,835 )
Total   $ 2,671,277     $ 1,590,011  

 

Depreciation and amortization expense related to property and equipment for the three months ended September 30, 2012 and 2011 was approximately $694,000 and $379,000, respectively. Additionally, depreciation and amortization expense for the nine months ended September 30, 2012 and 2011 was approximately $1,830,000 and $1,184,000, respectively. Depreciation and amortization is included in selling, general and administrative expenses in the accompanying consolidated statements of comprehensive loss.