Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 30, 2013	Apr. 30, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (1,474)	$ (712)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	20	32
Stock-based compensation expense	27	40
Loss on retirement of equipment		11
Amortization of loan discount	55
Provision for doubtful accounts		(15)
Provision for obsolete inventory	(3)	(135)
Change in fair value of derivative liabilities	767
Changes in operating assets and liabilities:
Accounts receivable due from customers and suppliers	(221)	(2,047)
Inventory	(135)	479
Other assets	(38)	2
Accounts payable	126	615
Accrued liabilities	622	1,010
Deferred rent	(1)	2
Net cash used in operating activities	(255)	(718)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(4)	(35)
Net cash used in investing activities	(4)	(35)
CASH FLOWS FROM FINANCING ACTIVITIES:
Loan repayment	(2,000)
Loan proceeds	1,500
Net proceeds from common stock issued	1,030
Net cash provided by financing activities	530
Net increase (decrease) in cash and cash equivalents	271	(753)
Cash and cash equivalents, beginning of period	104	908
Cash and cash equivalents, end of period	375	155
Debt discount recorded upon issuance of convertible loan	624
Issuance of common stock upon the vesting of restricted stock units	$ 19	$ 7