Note 5 - Prepaid Expenses and Other Current Assets (Tables)

12 Months Ended

Dec. 31, 2012

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]

	2012		2011
Deferred contract costs	$	4,532	$	678
Other assets, related party	$	1,754		-
Prepaid inventory purchases	$	159	$	801
Prepaid insurance		258		259
Deposits		342		341
Other prepaid expenses and current assets		178		161
Total prepaid expenses and other current assets	$	937	$	1,562