For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name FASB Interpretation (FIN)

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-Paragraph 16, 17

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Section 50

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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+ Details

RELATED PARTY TRANSACTIONS (Amounts Due from Related Parties) (Details) (CNY)	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Related Party Transaction [Line Items]
Amounts due from related parties	23,638,777	11,632,475
Egencia [Member]
Related Party Transaction [Line Items]
Amounts due from related parties	5,215,706	5,063,125
Hotels.com [Member]
Related Party Transaction [Line Items]
Amounts due from related parties		987,489
EAN.com, L.P [Member]
Related Party Transaction [Line Items]
Amounts due from related parties	4,040,987	761,204
Expedia [Member]
Related Party Transaction [Line Items]
Amounts due from related parties	236,001	224,131
Kuxun [Member]
Related Party Transaction [Line Items]
Amounts due from related parties	185,375	46,458
Tencent [Member]
Related Party Transaction [Line Items]
Amounts due from related parties	8,024,273	1,205,734
Tencent [Member]
Related Party Transaction [Line Items]
Amounts due from related parties	5,000,000	1,500,000
Tencent [Member]
Related Party Transaction [Line Items]
Amounts due from related parties	127,100
Tencent [Member]
Related Party Transaction [Line Items]
Amounts due from related parties	300,000
Expedia [Member]
Related Party Transaction [Line Items]
Amounts due from related parties	374,575	374,575
2010 Affiliate Company [Member]
Related Party Transaction [Line Items]
Amounts due from related parties		1,585,587	193,260
2010 Affiliate Company [Member]
Related Party Transaction [Line Items]
Amounts due from related parties	134,760