Goodwill (Detail)	Dec. 31, 2011 USD ($)	Dec. 31, 2011 CNY	Dec. 31, 2010 CNY	Dec. 31, 2011 Hangzhou Snow Wolf Software Co Ltd USD ($)	Dec. 31, 2011 Hangzhou Snow Wolf Software Co Ltd CNY	Dec. 31, 2010 Hangzhou Snow Wolf Software Co Ltd CNY	Dec. 31, 2011 Beijing Julun Network Information Technology Co Ltd USD ($)	Dec. 31, 2011 Beijing Julun Network Information Technology Co Ltd CNY	Dec. 31, 2010 Beijing Julun Network Information Technology Co Ltd CNY
Goodwill [Line Items]
Goodwill	$ 3,527,536	22,201,960	22,201,960	$ 988,987	6,224,587	6,224,587	$ 2,538,549	15,977,373	15,977,373

Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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+ Details