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2. Property and Equipment (Details) (USD $)
Sep. 30, 2012
Dec. 31, 2011
Notes to Financial Statements    
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