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Significant Accounting Policies (Details) - Reconciliation of the numerators and denominators of the basic and diluted earnings per share computations (USD $)	3 Months Ended		6 Months Ended
	Nov. 30, 2014	Nov. 30, 2013	Nov. 30, 2014	Nov. 30, 2013
Numerator:
Loss from continuing operations (in Dollars)	$ (238,028)us-gaap_NetIncomeLoss	$ (243,357)us-gaap_NetIncomeLoss	$ (457,296)us-gaap_NetIncomeLoss	$ (411,072)us-gaap_NetIncomeLoss
Denominator for basic net loss Per common share	7,551,972us-gaap_WeightedAverageNumberOfSharesOutstandingBasic	7,278,967us-gaap_WeightedAverageNumberOfSharesOutstandingBasic	7,549,894us-gaap_WeightedAverageNumberOfSharesOutstandingBasic	7,277,659us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Effect of dilutive securities:
Options
Denominator for diluted net loss per common share	7,551,972us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding	7,278,967us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding	7,549,894us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding	7,277,659us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Basic net loss per common share (in Dollars per share)	$ (0.03)us-gaap_EarningsPerShareBasic	$ (0.03)us-gaap_EarningsPerShareBasic	$ (0.06)us-gaap_EarningsPerShareBasic	$ (0.06)us-gaap_EarningsPerShareBasic
Diluted net loss per common share (in Dollars per share)	$ (0.03)us-gaap_EarningsPerShareDiluted	$ (0.03)us-gaap_EarningsPerShareDiluted	$ (0.06)us-gaap_EarningsPerShareDiluted	$ (0.06)us-gaap_EarningsPerShareDiluted

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method.

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