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1. ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $)
In Thousands, unless otherwise specified
May 31, 2013
May 31, 2012
Money market funds $ 102 $ 2
Assets 102 2
Liabilities 0 0
Level 1
    
Money market funds 102 2
Assets 102 2
Liabilities 0 0
Level 2
    
Money market funds 0 0
Assets 0 0
Liabilities 0 0
Level 3
    
Money market funds 0 0
Assets 0 0
Liabilities $ 0 $ 0