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(1) Summary of Significant Accounting Policies (Details Narrative) (USD $)
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Cash And Cash Equivalents Fair Value $ 5,002,654   $ 4,285,309
Restricted cash 750,000   750,000
Marketable Securities Fair Value 9,805,890   10,530,942
Depreciation Expense 586,980 797,559  
Amortization Expense 29,542 28,387  
Capitalized Software Development Costs 0 388,000  
Capitalized Computer Software Amortization 82,063 58,155  
Foreign Currency Transaction Gain (Loss) 300,000 200,000  
Common stock equivalents excluded from diluted net loss per share 10,994,077 14,681,020  
Cost method investments $ 900,000   $ 900,000
Minimum
     
Estimated useful lives of the assets 3 years 3 years  
Maximum
     
Estimated useful lives of the assets 7 years 7 years