Note 4 - Inventories (Tables)

6 Months Ended

Jun. 30, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

		June 30, 2013		December 31, 2012
		(Audited)		(Unaudited)
		(amounts in thousands)
Raw materials	$	1,904	$	1,673
Work in progress		85		26
Finished goods		115		74
Total	$	2,104	$	1,773