Note 17 - Taxation (Details) - Income tax expense (USD $)	3 Months Ended			6 Months Ended
	Jun. 30, 2013	Mar. 31, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Income tax expense [Abstract]0
Current-PRC	$ (475,000)		$ (379,000)	$ (705,000)	$ (572,000)
Current-PRC-adjustment due to new tax rate enactment	(131,000)		424,000
Deferred-PRC	252,000		177,000	437,000	558,000
	$ (354,000)	$ 131,000	$ 222,000	$ (268,000)	$ (14,000)