Note 2 - Prepaid Expenses and Other Current Assets (Tables)

12 Months Ended

Dec. 31, 2013

Disclosure Text Block Supplement [Abstract]

Prepaid Expenses and Other Current Assets [Table Text Block]

	December 31,
	2013		2012
Prepaid inventory	$	415	$	-
Foreign research and development tax credit		381		69
Prepaid insurance		75		95
Prepaid maintenance contracts		59		58
Prepaid rent		38		61
Prepaid other		73		67
Total prepaid expenses and other current assets	$	1,041	$	350