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Shareholders' Equity
 9 Months Ended
Feb. 28, 2014
Stockholders' Equity Note [Abstract]  
Stockholders' Equity Note Disclosure [Text Block]

Note 4: Shareholders’ Equity


    For the nine months ended February 28, 2014, options to purchase 39,000 shares of the Company’s common stock were exercised. See Note 2.


    In January 2014, pursuant to the Stock Purchase Agreement dated April 8, 2013, the Company sold the remaining 200,000 shares of its common stock at a price of $1.25 per share to an investor for $250,000.