CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash flows from operating activities:
Net loss	$ (1,981)	$ (3,757)
Adjustment to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	588	733
Provision for doubtful accounts	0	5
Share-based compensation	0	4
Other non-cash charges	0	(44)
Deferred rent	(8)	(52)
Deferred lease incentive	0	38
Restructuring charge	0	6
Changes in operating assets and liabilities:
Trade accounts receivable	(38)	(30)
Prepaid expenses and other current assets	85	474
Trade accounts payable	124	504
Accrued liabilities	18	(94)
Deferred revenue and customer deposits	(191)	5
Net cash used in operating activities	(1,403)	(2,208)
Cash flows from investing activities:
Purchase of investments	0	(72)
Proceeds from sale of investments	66	2,812
Payments for property and equipment	0	(1,013)
Purchase of intangible assets	(356)	0
Net cash/(used in) provided by investing activities	(290)	1,727
Cash flows from financing activities:
Principal payments of capital lease obligations	0	(86)
Proceeds from short-term debt	572	0
Proceeds from additional paid-in capital	600	0
Proceeds from long-term debt	700	0
Payments for repurchase of common stock	0	(84)
Net cash provided by/(used in) financing activities	1,872	(170)
Effect of exchange rate changes on cash and cash equivalents	7	0
Increase/(decrease) in cash and cash equivalents	186	(651)
Cash and cash equivalents, beginning of period	305	2,789
Cash and cash equivalents, end of period	491	2,138
Supplemental disclosure of cash flow information:
Interest paid	1	7
Supplemental disclosure of noncash activities:
Assets acquired through capital lease obligations	0	164
Change in unrealized gain (loss) on investments	$ 0	$ (32)