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Stockholders' Equity (Narrative) (Details) (USD $)
0 Months Ended 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 1 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 1 Months Ended 6 Months Ended 1 Months Ended 6 Months Ended
Dec. 23, 2013
Oct. 31, 2013
Oct. 25, 2013
Oct. 21, 2013
Sep. 18, 2013
Aug. 28, 2013
Aug. 12, 2013
Nov. 30, 2013
Jan. 31, 2014
Jan. 31, 2013
Jan. 31, 2014
Jan. 31, 2013
Jul. 31, 2013
Jul. 31, 2012
Jul. 31, 2011
Jul. 31, 2010
Dec. 31, 2013
Stock Option [Member]
Nov. 30, 2013
Stock Option [Member]
Aug. 31, 2013
Stock Option [Member]
Jan. 31, 2014
Stock Option [Member]
Oct. 31, 2013
Stock Option [Member]
August 1, 2013 Options [Member]
Jan. 31, 2014
Stock Option [Member]
November 1, 2013 Options [Member]
Jan. 31, 2014
Stock Option [Member]
December 31, 2013 Options [Member]
Dec. 31, 2013
Stock Option [Member]
Minimum [Member]
Nov. 30, 2013
Stock Option [Member]
Minimum [Member]
Aug. 31, 2013
Stock Option [Member]
Minimum [Member]
Jan. 31, 2014
Stock Option [Member]
Minimum [Member]
Dec. 31, 2013
Stock Option [Member]
Maximum [Member]
Nov. 30, 2013
Stock Option [Member]
Maximum [Member]
Aug. 31, 2013
Stock Option [Member]
Maximum [Member]
Jan. 31, 2014
Stock Option [Member]
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                                              
Options granted                                 66,500,000 22,500,000 37,500,000 126,500,000                      
Options granted, exercise price                                       $ 0.10       $ 0.06 $ 0.06 $ 0.10   $ 0.10 $ 0.10 $ 0.20  
Expiration period                                 10 years 10 years 10 years                        
Expiration date                                 Dec. 30, 2023 Oct. 31, 2023 Jul. 31, 2023                        
Stock based compensation expense                 $ 5,662,223 $ 5,662,223 $ 6,010,376 $ 6,010,376                 $ 1,068,750 $ 985,500 $ 3,591,000                
Market value of stock on measurement date                                                     $ 0.0285       $ 0.054
Risk-free interest rate                                                     2.24%       2.99%
Dividend yield                                       0.00%                      
Volatility factor                                                     438.00%       459.00%
Term                                       10 years                      
Stock issued for services, shares 750,000 375,000 334,572 225,895 375,000 500,000 375,000 1,250,000                                              
Stock issued for services 40,500 15,750 13,382 9,036 22,500 35,000 15,000 66,500     217,668   937,353 10,048,857 6,118,170 1,358,800                              
Stock issued due to exercise of warrants, shares                     8,987,280                                        
Stock issued due to exercise of warrants