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Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
Jun. 30, 2011
Mar. 31, 2011
Current assets:    
Allowance for doubtful accounts receivable $ 7,700 $ 9,100
Current liabilities:    
Discount on convertible debt current 135,696 197,226
Discount on convertible debt noncurrent $ 0 $ 8,842
Stockholders' equity:    
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 250,000,000 250,000,000
Common stock, shares issued 27,712,122 27,504,604
Common stock, shares outstanding 27,712,122 27,504,604