Capital Stock (Tables)

3 Months Ended

Apr. 30, 2013

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Schedule of Ordinary Shares Reserved for Future Issuance

As of April 30, 2013 and January 31, 2013, the following ordinary shares were reserved for future issuance:

	As of April 30, 2013		As of January 31, 2013
Shares reserved for options and restricted stock units		6,836,469		5,818,126
Shares reserved for employee stock purchase plan		798,383		460,445
Shares reserved for warrants		11,167		36,292