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Stockholders' Equity (Details Narrative) (USD $)
1 Months Ended 3 Months Ended 12 Months Ended 0 Months Ended
Aug. 31, 2013
Jul. 31, 2013
Jul. 31, 2013
Jul. 31, 2012
Apr. 30, 2013
Jul. 27, 2013
Jul. 27, 2013
Minimum [Member]
Jul. 27, 2013
Maximum [Member]
Aggregate stock-based compensation expense associated with options and warrants     $ 136,321 $ 132,299        
Total unrecognized compensation cost related to non-vested stock options and warrants   401,072 401,072   401,072      
Range of exercise price of options, minimum     $ 0.10   $ 0.10      
Range of exercise price of options, maximum     $ 0.20   $ 0.20      
Options, outstanding, weighted average remaining contractual life     4 years 1 month 17 days   4 years 9 months 29 days      
Options, intrinsic value   29,397 29,397   158,005      
Outstanding common stock warrants on extended expiration date           833,950    
Warrants maturity date             Jul. 30, 2012 Dec. 17, 2013
Outstanding common stock warrants, reduction in exercise price             $ 0.50 $ 0.25
Incremental increase in fair value of outstanding common stock warrants expensed     136,321          
Range of exercise price of warrants, minimum     $ 0.10   $ 0.15      
Range of exercise price of warrants, maximum     $ 0.25   $ 0.25      
Weighted average remaining contractual life of outstanding warrants     9 months   1 year 4 days      
Exercisable warrants, intrinsic value   106,707 106,707   783,466      
Common shares issued in private placement 188,333 180,000            
Proceeds from common shares through private placement $ 28,250   $ 27,000          
Common stock price per share $ 0.15 $ 0.15            
Exercise price of warrants in year one $ 0.20 $ 0.20            
Exercise price of warrants in year two $ 0.25 $ 0.25