SEGMENT AND GEOGRAPHIC INFORMATION (Segment Reporting) (Details) (USD $)	12 Months Ended
Dec. 31, 2014 segments	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting Information [Line Items]
Number of segments	3us-gaap_NumberOfOperatingSegments
Revenues	$ 227,595,969us-gaap_SalesRevenueNet	$ 173,653,795us-gaap_SalesRevenueNet	$ 180,586,151us-gaap_SalesRevenueNet
Cost of revenues	(129,279,063)us-gaap_CostOfRevenue	(96,399,886)us-gaap_CostOfRevenue	(103,130,272)us-gaap_CostOfRevenue
Gross profit	98,316,906us-gaap_GrossProfit	77,253,909us-gaap_GrossProfit	77,455,879us-gaap_GrossProfit
Product development	(25,107,372)us-gaap_ResearchAndDevelopmentExpense	(26,401,720)us-gaap_ResearchAndDevelopmentExpense	(18,382,383)us-gaap_ResearchAndDevelopmentExpense
Selling and marketing	(42,522,684)us-gaap_SellingAndMarketingExpense	(26,674,024)us-gaap_SellingAndMarketingExpense	(24,586,039)us-gaap_SellingAndMarketingExpense
General and administrative	(12,564,600)us-gaap_GeneralAndAdministrativeExpense	(8,976,176)us-gaap_GeneralAndAdministrativeExpense	(11,629,273)us-gaap_GeneralAndAdministrativeExpense
Impairment loss on intangible assets	(1,323,260)	(1,562,386)
Total operating expenses	(81,517,916)us-gaap_OperatingExpenses	(63,614,306)us-gaap_OperatingExpenses	(54,597,695)us-gaap_OperatingExpenses
Government subsidies	1,138,909us-gaap_OtherOperatingIncome	2,176,449us-gaap_OtherOperatingIncome	301,359us-gaap_OtherOperatingIncome
Income from operations	17,937,899us-gaap_OperatingIncomeLoss	15,816,052us-gaap_OperatingIncomeLoss	23,159,543us-gaap_OperatingIncomeLoss
Internet Games [Member]
Segment Reporting Information [Line Items]
Revenues	118,099,837	93,792,294	82,902,851
Cost of revenues	(61,443,104)	(45,534,441)	(39,539,750)
Gross profit	56,656,733	48,257,853	43,363,101
Mobile Games [Member]
Segment Reporting Information [Line Items]
Revenues	45,036,427	16,908,282	20,970,977
Cost of revenues	(22,977,318)	(7,780,237)	(10,934,999)
Gross profit	22,059,109	9,128,045	10,035,978
WVAS [Member]
Segment Reporting Information [Line Items]
Revenues	64,459,705	62,953,219	76,712,323
Cost of revenues	(44,858,641)	(43,085,208)	(52,655,523)
Gross profit	$ 19,601,064	$ 19,868,011	$ 24,056,800

The aggregate cost of goods produced and sold and services rendered during the reporting period.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 2

-Article 5

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The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 3

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Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.

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The total amount of other operating income, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operation.

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 985

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756

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

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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

-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

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

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The aggregate total amount of expenses directly related to the marketing or selling of products or services.

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