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Note 4 - Cash & Cash Equivalents: Cash and Cash Equivalents (Details) (USD $)	May 31, 2013	May 31, 2012	May 31, 2011
Details
Cash	$ 1,086,549	$ 868,462
Cash Equivalents, at Carrying Value	4,392,542	2,651,786
Cash and cash equivalents	$ 5,479,091	$ 3,520,248	$ 4,580,189

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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