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Stock Options (Details Narrative) (USD $)
3 Months Ended
Apr. 30, 2013
Apr. 30, 2012
Jan. 31, 2013
Options outstanding     9,400,000
Stock-based compensation expense $ 211,566 $ 475,154  
2012 Equity Compensation Plan
     
Number of shares authorized under equity compensation plan 12,000,000    
Equity award shares outstanding 1,824,631    
Options outstanding 5,400,000    
Remaining amount of unamortized stock options expense $ 1,531,938    
Intrinsic value of options outstanding but non-exercisable $ 540,000