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Summary of Significant Accounting Policies (Details 3) (USD $)
12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Property and Equipment    
Depreciation expense $ 296,641 $ 252,647
Minimum
   
Property and Equipment    
Estimated useful lives of assets 3 years  
Maximum
   
Property and Equipment    
Estimated useful lives of assets 7 years