Quarterly report pursuant to sections 13 or 15(d)

FAIR VALUE MEASUREMENTS (Detail) - The hierarchy for our financial liabilities measured at fair value on a recurring basis:

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FAIR VALUE MEASUREMENTS (Detail) - The hierarchy for our financial liabilities measured at fair value on a recurring basis: (USD $)
Jan. 31, 2013
Derivative liability $ 1,180,000
Fair Value, Inputs, Level 1 [Member]
 
Derivative liability   
Fair Value, Inputs, Level 2 [Member]
 
Derivative liability   
Fair Value, Inputs, Level 3 [Member]
 
Derivative liability $ 1,180,000