Balance Sheets (Current Period Unaudited) (Parentheticals) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Accumulated Depreciation (in Dollars)	$ 999,961	$ 924,961
Preferred stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Preferred stock, 100,000 shares authorized	100,000	100,000
Preferred stock, 20,000 and 5,000 shares issued at March 31, 2013 and December 31, 2012 and 5,037 and -0- shares outstanding at March 31, 2013 and December 31, 2012, respectively	20,000	5,000
Preferred stock, shares outstanding at March 31, 2013 and December 31, 2012, respectively	5,037	0
Common stock, par value (in Dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	75,000,000	75,000,000
Common stock, shares issued	51,497,856	37,967,708
Common stock, shares outstanding	50,835,477	37,302,785
Treasury stock, shares	662,379	664,921