Note 13 - Significant Risks and Uncertainties (Detail) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Cash, Uninsured Amount (in Dollars)	$ 4,397,166	$ 3,859,843
Number of Major Customers	1	1
Export Sales to Unaffiliated Customers as Percentage of Total Sales	24.40%	12.00%
Customer A [Member]
Entity-Wide Revenue, Major Customer, Percentage	16.60%	43.20%