Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Operating Activities:
Net loss	$ (351)	$ (544)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	55	74
Stock-based compensation	5	42
Penalties and waived penalties on dividends	7	4
Changes in operating assets and liabilities:
Accounts receivable	222	(163)
Prepaid expenses and other assets	(42)	(31)
Accounts payable and accrued expenses	15	91
Deferred revenue	(328)	(267)
Net cash used in operating activities	(417)	(794)
Investing Activities:
Purchases of property and equipment	(9)
Financing Activities:
Proceeds from line-of-credit		364
Borrowings on loan from officer	580	525
Proceeds from stock options exercised	11	99
Principal payments on capital leases	(36)	(50)
Net cash provided by financing activities	555	938
Net increase (decrease) in cash and cash equivalents	129	144
Cash and cash equivalents at beginning of period	64	102
Cash and cash equivalents at end of period	193	246
SUPPLEMENTAL DISCLOSURE OF NON CASH FINANCING ACTIVITIES:
Preferred stock dividends accrued	$ 35	$ 35