Quarterly report pursuant to sections 13 or 15(d)

Stock Options and Warrants (Tables)

v2.4.0.6
Stock Options and Warrants (Tables)
3 Months Ended
Aug. 31, 2012
Stock Options and Warrants [Abstract]  
Stock option and warrant activity
                                 
    Number of
Shares
    Weighted
Average
Exercise Price
    Weighted
Average
Remaining
Contractual  Life
    Aggregate
Intrinsic Value
 

Options and warrants outstanding – May 31, 2012

    10,327,664     $ 1.60       3.20     $ 2,308,279  

Granted

    875,000     $ .44                  

Exercised

    (755,000   $ .25                  

Forfeited/expired/cancelled

    (750,000   $ 2.00                  

Options and warrants outstanding - August 31, 2012

    9,697,664     $ 1.57       2.67     $ 147,442  

Outstanding exercisable - August 31, 2012

    8,178,451     $ 1.47       2.67     $ 147,442