Note 24 - Segment reporting (Detail) - Summary of Segment reporting information (Unaudited) (USD $)	3 Months Ended
	Mar. 31, 2013		Mar. 31, 2012		Dec. 31, 2012
Revenue	$ 7,049,000		$ 14,935,000
Cost of sales	4,467,000		12,538,000
Total operating expenses	2,639,000		2,263,000
Depreciation and amortization expense included in total operating expenses	418,000		409,000
Operating income (loss)	(57,000)		134,000
Share of earnings (losses) in equity investment affiliates	(71,000)		(193,000)
Net income (loss)	(11,000)		(291,000)
Total assets	56,660,000				56,918,000
Internet Ad [Member]
Revenue	3,811,000		4,345,000
Cost of sales	1,644,000		2,092,000
Total operating expenses	1,583,000		1,514,000
Depreciation and amortization expense included in total operating expenses	257,000		258,000
Operating income (loss)	584,000		739,000
Expenditure for long-term assets	6,000		9,000
Net income (loss)	665,000		432,000
Total assets	38,079,000		42,061,000
TV Ad [Member]
Revenue	2,638,000		10,369,000
Cost of sales	2,500,000		10,344,000
Total operating expenses	382,000		160,000
Depreciation and amortization expense included in total operating expenses	12,000		17,000
Operating income (loss)	(244,000)		(135,000)
Net income (loss)	(259,000)		(112,000)
Total assets	16,437,000		17,206,000
Bank Kiosk [Member]
Revenue	69,000		71,000
Cost of sales			6,000
Total operating expenses	53,000		52,000
Depreciation and amortization expense included in total operating expenses	53,000		52,000
Operating income (loss)	16,000		13,000
Net income (loss)	16,000		13,000
Total assets	547,000		753,000
Brand Management and Sales Channel Building [Member]
Revenue	531,000		150,000
Cost of sales	323,000		96,000
Total operating expenses	244,000		70,000
Depreciation and amortization expense included in total operating expenses	54,000		54,000
Operating income (loss)	(36,000)		(16,000)
Share of earnings (losses) in equity investment affiliates	(45,000)		(110,000)
Net income (loss)	(72,000)		(121,000)
Total assets	7,256,000		5,302,000
Others [Member]
Total operating expenses	377,000	[1]	467,000	[2]
Depreciation and amortization expense included in total operating expenses	42,000		28,000
Operating income (loss)	(377,000)		(467,000)
Share of earnings (losses) in equity investment affiliates	(26,000)		(83,000)
Expenditure for long-term assets	5,000
Net income (loss)	(361,000)		(503,000)
Total assets	15,895,000		16,389,000
Inter Segment And Reconciling Item [Member]
Total assets	(21,554,000)		(22,557,000)
Report Total [Member]
Revenue	7,049,000		14,935,000
Cost of sales	4,467,000		12,538,000
Total operating expenses	2,639,000		2,263,000
Depreciation and amortization expense included in total operating expenses	418,000		409,000
Operating income (loss)	(57,000)		134,000
Share of earnings (losses) in equity investment affiliates	(71,000)		(193,000)
Expenditure for long-term assets	11,000		9,000
Net income (loss)	(11,000)		(291,000)
Total assets	$ 56,660,000		$ 59,154,000

[1] Including approximate US$11,000 share-based compensation expenses.

[2] Including approximate US$16,833 share-based compensation expenses.