CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Operating Activities:
Net income (loss)	$ 435	$ (92)
Adjustments to reconcile net income (loss) to net cash provided by in operating activities:
Depreciation and amortization	110	113
Stock-based compensation	148	165
Changes in operating assets and liabilities:
Accounts receivable	(819)	(121)
Inventories	(14)
Prepaid expenses and other assets	7	40
Accounts payable and accrued expenses	407	158
Deferred revenue	382	(34)
Net cash provided by operating activities	656	229
Investing Activities:
Purchases of property and equipment	(60)	(21)
Financing Activities:
Proceeds from line of credit	508	720
Payments on line of credit	(638)	(757)
Penalties and waived penalties on dividends	22	14
Proceeds from stock options exercised		8
Proceeds from warrants exercised		44
Principal payments on capital leases	(82)	(70)
Net cash used in financing activities	(190)	(41)
Net increase in cash and cash equivalents	406	167
Cash and cash equivalents at beginning of period	52	308
Cash and cash equivalents at end of period	458	475
Cash paid during the year for interest	144	13
SUPPLEMENTAL DISCLOSURE OF NON CASH FINANCING ACTIVITIES:
Preferred stock dividends accrued	113	116
Purchase of leased equipment under capital lease	$ 34	$ 153