Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Allowance for doubtful accounts (in Dollars)	$ 45,586	$ 32,421
Preferred stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in Shares)	2,000,000	2,000,000
Preferred stock, shares issued (in Shares)	0	0
Preferred stock, shares outstanding (in Shares)	0	0
Common stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in Shares)	30,000,000	30,000,000
Common stock, issued (in Shares)	2,330,438	2,330,438
Common stock, outstanding (in Shares)	2,330,438	2,330,438