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Note 2 - Summary of Significant Accounting Policies (Detail) (USD $)	3 Months Ended			3 Months Ended			3 Months Ended
	Apr. 30, 2013	Apr. 30, 2012	Jan. 31, 2013	Apr. 30, 2014 Pre-Tax Losses From Continuing Operations (Member)	Apr. 30, 2013 Pre-Tax Losses From Continuing Operations (Member)	Apr. 30, 2013 Relates to Fair Value of Derivative Liabilities (Member)	Apr. 30, 2014 Lenovo [Member] Sales Revenue, Goods, Net [Member]	Apr. 30, 2013 Warrant [Member]	Apr. 30, 2013 Convertible Debt Securities [Member]
Operating Income (Loss) (in Dollars)	$ (634,000)	$ (712,000)		$ (634,000)	$ (712,000)
Concentration Risk, Percentage	100.00%	100.00%					97.00%
Negative Working Capital (in Dollars)	6,400,000					3,900,000
Derivative Financial Instruments Liabilities Fair Value Disclosure at Issuance Date (in Dollars)								1,300,000	600,000
Derivative Liability (in Dollars)	$ 3,857,000		$ 2,466,000

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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