Note 7 - Warrants (Detail) - Warrants Outstanding	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Number of Shares (in Shares)	7,280,683	6,894,215
Price Range	-	-
Number of Shares (in Shares)	4,182,471	183,545
Price Range	-
Number of Shares (in Shares)		(1,640,695)
Price Range (in Shares)		(1,640,695)
Number of Shares (in Shares)	11,463,154	5,437,065
Price Range	-	-
Minimum [Member]
Price Range	$0.125	$0.125
Price Range	$0.50
Number of Shares (in Shares)		125,000
Price Range (in Shares)		125,000
Price Range	$0.125	$0.50
Maximum [Member]
Price Range	$1.00	$2.00
Price Range	$1.00	$0.55
Number of Shares (in Shares)		2,000,000
Price Range (in Shares)		2,000,000
Price Range	$1.00	$1.00