BALANCE SHEETS (Unaudited) (Parenthetical) (USD $)	Nov. 30, 2014	Feb. 28, 2014
Current assets:
Allowance for doubtful accounts	$ 50,000	$ 50,000
Allowance for obsolete inventory	$ 2,288,922us-gaap_InventoryValuationReserves	$ 2,412,538us-gaap_InventoryValuationReserves
Stockholders' deficit:
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized (in shares)	150,000,000us-gaap_CommonStockSharesAuthorized	150,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued (in shares)	111,901,032us-gaap_CommonStockSharesIssued	88,914,499us-gaap_CommonStockSharesIssued
Common stock, shares outstanding (in shares)	111,901,032us-gaap_CommonStockSharesOutstanding	88,914,499us-gaap_CommonStockSharesOutstanding

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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