Statements of Cash Flows (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Cash flows from operating activities:
Net loss	$ (1,111,000)	$ (345,000)
Adjustments to reconcile net loss to net cash provided by / (used in) operating activities:
Depreciation	123,000	277,000
Loss on disposal of property, plant and equipment	0	1,000
Amortization of debt issuance costs	47,000	48,000
Provision for bad debts	(6,000)	(14,000)
Provision for slow moving and obsolete inventory	454,000	188,000
Share-based payment expense	104,000	58,000
Changes in:
Accounts receivable	79,000	(126,000)
Inventory	214,000	176,000
Prepaid expenses and other current assets	11,000	58,000
Other assets	15,000	0
Accounts payable	386,000	199,000
Accrued expenses and other current liabilities	(38,000)	(75,000)
Unearned grant	(10,000)	(10,000)
Wages payable	(34,000)	12,000
Other liabilities	2,000	2,000
Net cash provided by operating activities	236,000	449,000
Cash flows from investing activities:
Purchase of property, plant and equipment	(11,000)	(173,000)
Patent application costs	(23,000)	0
Net cash used in investing activities	(34,000)	(173,000)
Cash flows from financing activities:
Proceeds from lines of credit	10,185,000	9,071,000
Payments on lines of credit	(10,261,000)	(9,167,000)
Debt issuance costs	(50,000)	0
Proceeds from bridge loan	150,000	0
Payments on debt financing	(230,000)	(124,000)
Net cash used in financing activities	(206,000)	(220,000)
Net (decrease)/ increase in cash and cash equivalents	(4,000)	56,000
Cash and cash equivalents - beginning of period	93,000	37,000
Cash and cash equivalents - end of period	89,000	93,000
Supplemental disclosures of cash flow information:
Cash paid for taxes	0	0
Cash paid during the year for interest	$ 201,000	$ 199,000