Note 6 - Other receivables, net (Details)	3 Months Ended	9 Months Ended				9 Months Ended
	Sep. 30, 2012 USD ($)	Sep. 30, 2013 USD ($)	Sep. 30, 2013 CNY	Sep. 30, 2012 USD ($)	Dec. 31, 2012 USD ($)	Sep. 30, 2013 TV Ad [Member] USD ($)
Note 6 - Other receivables, net (Details) [Line Items]
Loans and Leases Receivable, Net Amount (in Yuan Renminbi)		$ 4,064,115	25,000,000
Loans and Leases Receivable, Net Amount		4,064,115	25,000,000
Proceeds from Collection of Loans Receivable (in Yuan Renminbi)		2,438,469	15,000,000
Proceeds from Collection of Loans Receivable		2,438,469	15,000,000
Allowance for Doubtful Other Receivables, Current		962,000			158,000	962,000
Provision for Doubtful Accounts	$ 211,000	$ 1,024,000		$ 561,000		$ 791,000