Consolidated Balance Sheets (Parentheticals) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Allowance for doubtful accounts (in Dollars) (in Dollars) (in Dollars) (in Dollars) (in Dollars)	$ 41,548	$ 37,410
Preferred stock par value (in Dollars per share)	$ 0.0001	$ 0.0001
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)	$ 0.0001	$ 0.0001
Common stock, shares authorized (in Shares)	11,000,000	11,000,000
Common stock, shares issued (in Shares)	8,528,307	8,494,290
Common stock, shares outstanding (in Shares)	8,528,281	8,494,264
Treasury stock, Shares (in Shares)	26	26