Condensed Consolidated Balance Sheets (Parenthetical) (USD $)	Oct. 31, 2011	Jan. 31, 2011
Condensed Consolidated Balance Sheets [Abstract]
Common stock, shares authorized	70,000,000	70,000,000
Common stock, par value	$ 0.00001	$ 0.00001
Common stock, shares issued	43,265,539	22,525,672
Common stock, shares outstanding	43,265,539	22,525,672