Note 17 - Taxation (Details) - Deferred tax assets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Deferred tax assets [Abstract]
Tax effect of net operating losses carried forward	$ 3,360	$ 2,929
Bad debts provision	946	824
Valuation allowance	(3,260)	(3,051)
Deferred tax assets net	1,046	702
Deferred tax assets reclassified as current asset	23	50
Deferred tax assets reclassified as non-current asset	$ 1,023	$ 652