Note 3 - Equity (Details) - Stock Option and Warrant Activity and Related Information (USD $)	6 Months Ended	12 Months Ended
	Jun. 28, 2013	Dec. 28, 2012	Dec. 30, 2011
Note 3 - Equity (Details) - Stock Option and Warrant Activity and Related Information [Line Items]
Outstanding (in Shares)	2,260,782	2,335,782	2,235,782
Outstanding	$ 0.13	$ 0.14	$ 0.13
Exercisable (in Shares)	2,260,782	2,335,782
Exercisable	$ 0.13	$ 0.14
Options granted (in Shares)	0	100,000
Options granted	$ 0	$ 0.25
Options granted	$ 0	$ 0.25
Options exercised (in Shares)	0	0
Options exercised	$ 0	$ 0
Options exercised	$ 0	$ 0
Options cancelled or expired (in Shares)	(75,000)	0
Options cancelled or expired	$ 0.30	$ 0
Options cancelled or expired	$ 0.30	$ 0
Minimum [Member]
Note 3 - Equity (Details) - Stock Option and Warrant Activity and Related Information [Line Items]
Outstanding	$ 0.01	$ 0.01	$ 0.01
Exercisable	$ 0.01	$ 0.01
Maximum [Member]
Note 3 - Equity (Details) - Stock Option and Warrant Activity and Related Information [Line Items]
Outstanding	$ 0.25	$ 0.30	$ 0.30
Exercisable	$ 0.25	$ 0.30