Note 9 - Stock Options and Warrants (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Share-based Compensation, Stock Options, Activity [Table Text Block]

Stock Plans *	Issue Date Range			Total Shares Authorized		Shares Issued		Shares Remaining
2008 Stock Incentive Plan	5/23/08	–	10/11/11		600,000		463,420		136,580

Employee Stock Option [Member]

Notes Tables

Share-based Compensation, Stock Options, Activity [Table Text Block]

	December 31, 2017				December 31, 2016
	Options		Price		Options			Price
Outstanding Beg. of Year						8,568		$	0.95
Granted		-		-		-			-
Cancelled/Expired		-		-		(8,568	)		0.95
Exercised		-		-		-			-
Outstanding End of Year		-	$	-		-		$	-
Exercisable End of Year		-	$	-		-		$	-