Note 6 - Intangible Assets (Detail) - Table of Intangible assets (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Cost	$ 236,906	$ 236,669
Accumulated Amortization	186,702	186,702
Carrying Amount	41,614	49,967
Licensing Agreements [Member]
Weighted Average Amortization Period	5 years	5 years
Cost	10,000	10,000
Accumulated Amortization	10,000	10,000
Carrying Amount	0	0
Patents and Copyrights [Member]
Weighted Average Amortization Period	14 years	14 years
Cost	46,692	46,692
Accumulated Amortization	28,405	26,721
Carrying Amount	18,287	19,971
IntellectualPropertyMember
Weighted Average Amortization Period	15 years	15 years
Cost	100,000	100,000
Accumulated Amortization	76,673	70,004
Carrying Amount	23,327	29,996
Certifications [Member]
Weighted Average Amortization Period	3 years	3 years
Cost	58,722	58,485
Accumulated Amortization	58,722	58,485
Carrying Amount	0	0
Other Intangible Assets [Member]
Weighted Average Amortization Period	5 years	5 years
Cost	21,492	21,492
Accumulated Amortization	21,492	21,492
Carrying Amount	$ 0	$ 0