Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Property and equipment, accumulated depreciation and amortization (in Dollars)	$ 474,956	$ 429,804
Licenses, accumulated amortization (in Dollars)	$ 236,355	$ 228,856
Preferred stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in Shares)	10,000,000	10,000,000
Common stock, par value (in Dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in Shares)	75,000,000	75,000,000
Common stock, shares issued (in Shares)	21,666,610	18,733,277
Common stock, shares outstanding (in Shares)	21,666,610	18,733,277
Series A Convertible Preferred Stock [Member]
Preferred stock, stated value (in Dollars per share)	$ 1,000	$ 1,000
Preferred stock, shares issued (in Shares)	788	788
Preferred stock, shares outstanding (in Shares)	788	788