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Accounts Payable and Accrued Expenses (Detail) - Accounts Payable and Accrued Expenses (USD $)
Feb. 28, 2013
May 31, 2012
Accounts payable $ 194,543 $ 187,618
Accrued expenses 100,411 40,036
Deferred rent 71,435 74,855
Income taxes payable   59,938
Total $ 366,389 $ 362,447