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Note 18 - Subsequent Events
12 Months Ended
Dec. 31, 2012
Subsequent Events [Text Block]
18.   SUBSEQUENT EVENTS

In February 2013, the Company requested the release of the March 2012 stand by letter of credit in the amount of $293,000 in connection with the completion of a customer contract. As of March 2013, the funds have been released and can be used for general working capital requirements.

In January 2013, initial construction on a manufacturing facility began on the Company’s land use right in China. The costs incurred to date by the Company are not material. The Company anticipates the manufacturing facility under construction will cost approximately $3 million.