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Consolidated Statements of Shareholders' Deficit (Unaudited) (Parenthetical) (USD $)
 12 Months Ended
Apr. 30, 2009
Statement of Stockholders' Equity [Abstract]  
Common stock options granted, shares 350,000
Common stock options granted, shares 50,000
Common stock options granted, per share $ 1.00
Common stock options granted, per share $ 1.25
Exercise common stock options, per share $ 1.25
Exercise common stock options, per share $ 1.00
Exercise common stock options, per share $ 1.25
Exercise common stock options, per share $ 1.00