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STOCK BASED COMPENSATION (Detail) - Stock options outstanding under the 2003 Share Plan (USD $)
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6 Months Ended | ||||||||
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Apr. 30, 2013
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Apr. 30, 2013
Range of Exercise Prices 0. 07 - 0. 37 [Member]
2003 Share Plan [Member]
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Apr. 30, 2013
Range of Exercise Prices 0. 43 - 0. 70 [Member]
2003 Share Plan [Member]
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Apr. 30, 2013
Range of Exercise Prices 0. 74 - 0. 92 [Member]
2003 Share Plan [Member]
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Apr. 30, 2013
Range of Exercise Prices 1. 04 - 1. 46 [Member]
2003 Share Plan [Member]
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Apr. 30, 2013
Range of Exercise Prices 0. 12 - 0. 37 [Member]
2003 Share Plan [Member]
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Apr. 30, 2013
Range of Exercise Prices 0.195-0.235 [Member]
2003 Share Plan [Member]
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Apr. 30, 2013
2003 Share Plan [Member]
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Oct. 31, 2012
2003 Share Plan [Member]
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| Options Outstanding, Number (in Shares) | 3,000,000 | 1,980,000 | 5,384,770 | 6,199,075 | 2,255,000 | 3,000,000 | 44,500,000 | 15,818,845 | 16,350,045 |
| Options Outstanding, Weighted Average Remaining Contractual Life (in years) | 3.48 | 2.46 | 3.28 | 2.74 | 6.22 | 9.41 | |||
| Options Outstanding, Weighted Average Exercise Price (in Dollars per share) | $ 0.15 | $ 0.60 | $ 0.85 | $ 1.10 | $ 0.24 | $ 0.22 | $ 0.72 | $ 0.72 | |
| Options Exercisable, Number (in Shares) | 916,668 | 1,920,000 | 5,384,770 | 6,199,075 | 2,255,000 | 2,071,250 | 5,861,112 | 15,758,845 | |
| Options Exercisable,Weighted Average Remaining Contractual Life (in years) | 3.46 | 2.46 | 3.28 | 2.74 | 5.37 | 9.44 | |||
| Options Exercisable,Weighted Average Exercise Price (in Dollars per share) | $ 0.16 | $ 0.60 | $ 0.85 | $ 1.10 | $ 0.26 | $ 0.22 | $ 0.72 | ||