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Note 9 - Investment in and Advance to Equity Investment Affiliates (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Note 9 - Investment in and Advance to Equity Investment Affiliates (Details) [Line Items]        
Income (Loss) from Equity Method Investments $ 107,000 $ (45,000) $ 49,000 $ (170,000)
Shenzhen Mingshan [Member]
       
Note 9 - Investment in and Advance to Equity Investment Affiliates (Details) [Line Items]        
Income (Loss) from Equity Method Investments (6,000) (6,000) (2,000) (41,000)
Zhao Shang Ke Hubei [Member]
       
Note 9 - Investment in and Advance to Equity Investment Affiliates (Details) [Line Items]        
Income (Loss) from Equity Method Investments $ 107,000 $ (39,000) $ 51,000 $ (129,000)