Note 7 - Investment in Affiliated Company (Detail) - NuGlow’s condensed statements of operations (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Revenue	$ 251,741	$ 311,164	$ 485,112	$ 491,884
Cost of goods sold	(129,923)	(110,774)	(228,150)	(198,364)
Operating expenses	(890,086)	(881,997)	(1,907,170)	(1,845,443)
NuGlow [Member]
Operating expenses	(221,628)	(397,273)	(415,597)	(463,762)
Net loss	$ (99,810)	$ (196,883)	$ (158,635)	$ (170,242)