Consolidated Balance Sheets (Unaudited April 30, 2013) (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Apr. 30, 2013	Jan. 31, 2013
Accounts receivable due from customers, reserves (in Dollars)	$ 0	$ 0
Accounts receivable due from suppliers, reserves (in Dollars)	24	24
Inventory, reserves (in Dollars)	628	631
Loan payable, net of discount (in Dollars)	$ 567
Preferred stock, par value (in Dollars per share)	$ 0	$ 0
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (in Dollars per share)	$ 0.10	$ 0.10
Common stock, shares authorized	50,625,000	50,625,000
Common stock, shares issued	14,259,839	7,635,039
Common stock, shares outstanding	14,259,839	7,635,039