Balance Sheets (Parentheticals) - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Redeemable Preferred Stock [Member]
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	150,000	150,000
Preferred stock, shares issued (in shares)	5,000	5,000
Preferred stock, shares outstanding (in shares)	5,000	5,000
Preferred stock, involuntary liquidation value	$ 80,450	$ 80,450
Series B Preferred Stock [Member]
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	1,200,000	1,200,000
Preferred stock, shares issued (in shares)	1,102,433	1,102,433
Preferred stock, shares outstanding (in shares)	1,102,433	1,102,433
Preferred stock, involuntary liquidation value	$ 1,102,433	$ 1,102,433
Convertible Preferred Stock [Member]
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)	255,000	255,000
Preferred stock, shares outstanding (in shares)	255,000	255,000
Preferred stock, involuntary liquidation value	$ 255,000	$ 255,000
Series D Preferred Stock [Member]
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	690,000	690,000
Preferred stock, shares issued (in shares)	690,000	690,000
Preferred stock, shares outstanding (in shares)	690,000	690,000
Preferred stock, involuntary liquidation value	$ 1,518,000	$ 1,518,000
Common stock par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	60,000,000	60,000,000
Common stock, shares issued (in shares)	32,025,753	32,018,753
Common stock, shares outstanding (in shares)	32,025,753	32,018,753