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ISSUE OF OPTIONS UNDER EQUITY INCENTIVE PLAN (Tables)
9 Months Ended
Jul. 31, 2014
Options Granted December 13, 2010
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of fair value assumptions used for stock options
 
 
  Grant date
Dec 13, 2010
Dec 13, 2010
Dec 13, 2010
  Grant date share price
US$1.10
US$1.10
US$1.10
  Vesting date
Dec 13, 2010
Nov 17, 2011
Nov 17, 2012
  Expected life in years
4.5
5.0
5.5
  Risk-free rate
1.91%
1.91%
1.91%
  Volatility
95%
95%
95%
  Exercise price
US$1.00
US$1.00
US$1.00
  Call option value
US$0.78
US$0.81
US$0.83

 
Options Granted May 2011
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of fair value assumptions used for stock options
 
  Grant date
May 1, 2011
May 1, 2011
May 1, 2011
  Grant date share price
US$1.30
US$1.30
US$1.30
  Vesting date
May 1, 2011
Feb 1, 2012
Feb 1, 2013
  Expected life in years
3.5
4.0
4.5
  Risk-free rate
2.02%
2.02%
2.02%
  Volatility
100%
100%
100%
  Exercise price
US$1.00
US$1.00
US$1.00
  Call option value
US$0.91
US$0.95
US$0.99