Quarterly report pursuant to sections 13 or 15(d)

Stockholders' Equity (Schedule of Warrants) (Details)

v2.4.0.8
Stockholders' Equity (Schedule of Warrants) (Details) (Warrant [Member], USD $)
6 Months Ended
Oct. 31, 2013
Warrant [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Beginning Balance 9,090,292
Granted 9,199,236
Exercised   
Forfeited (40,000)
Expired   
Ending Balance 18,249,528
Weighted average exercise price, beginning $ 0.45
Weighted average exercise price, granted $ 0.33
Weighted average exercise price, exercised   
Weighted average exercise price, forfeited $ 0.50
Weighted average exercise price, expired   
Weighted average exercise price, ending $ 0.40
Weighted Average Remaining Contractual Term, Outstanding 4 years 7 months 6 days
Aggregate Intrinsic Value, Outstanding $ 196,123
Exercisable 18,249,528
Weighted Average Exercise Price, Exercisable $ 0.40
Weighted Average Remaining Contractual Term, Exercisable 4 years 7 months 6 days
Aggregate Intrinsic Value, Exercisable $ 196,123