Note 6 - Prepaid Expenses and Other Current Assets

3 Months Ended

Mar. 31, 2013

Other Current Assets [Text Block]

6.   Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of the following (in thousands):

	March 31, 2013		December 31, 2012
Prepaid expenses	$	664	$	529
Interest receivable		35		36
Other receivables		39		16
	$	738	$	581