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FAIR VALUE (Details) (USD $)
1 Months Ended 12 Months Ended
Dec. 31, 2009
item
Aug. 31, 2007
item
Feb. 28, 2013
Feb. 29, 2012
Feb. 28, 2011
FAIR VALUE          
Number of securities in mutual funds bought 2 2      
Reconciliation of available-for-sale securities measured and recorded at fair value on a recurring basis          
Balance at the beginning of the period     $ 361,803 $ 465,709 $ 1,918,156
Disposed         (1,470,660)
Changes in fair value     34,331 (121,895) 2,850
Foreign exchange difference     3,821 17,989 15,363
Balance at the end of the period     399,955 361,803 465,709
Available-for-sale securities          
Fair value     399,955 361,803 465,709
Mutual fund
         
Reconciliation of available-for-sale securities measured and recorded at fair value on a recurring basis          
Balance at the end of the period     399,955 361,803  
Available-for-sale securities          
Cost     378,390 374,569  
Gross unrealized gains     21,565    
Gross unrealized (losses)       (12,766)  
Fair value     $ 399,955 $ 361,803