v2.4.0.6
Accrued expenses and other current liabilities (Details) (USD $)
Sep. 30, 2012
Mar. 31, 2012
Mar. 31, 2011
Accrued expenses and other current liabilities [Abstract]      
Accrued compensation $ 77,155 $ 63,115  
Accrued warranty 79,240 90,000  
Accrued sales returns 209,858 275,000  
Accrued professional fees 43,300 164,999  
Accrued rents 2,151     
Accrued other 18,577 8,581  
Accrued expenses and other current liabilities $ 430,281 $ 601,695 $ 108,326