Note 11 - Property and equipment, net (Detail) - Property and equipment, net (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Property and equipment, gross	$ 3,642	$ 3,611
Less: accumulated depreciation	(2,141)	(1,975)
Property and equipment, net	1,501	1,636
Vehicles [Member]
Property and equipment, gross	930	925
Office Equipment [Member]
Property and equipment, gross	1,500	1,481
Electronic Devices [Member]
Property and equipment, gross	$ 1,212	$ 1,205

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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