Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Income Statement [Abstract]
Revenues	[1]	$ 7,917	$ 8,337	$ 15,754	$ 16,040
Cost of revenues	[2]	3,472	3,618	6,932	6,910
Gross profit		4,445	4,719	8,822	9,130
Operating expenses:
Product development	[3]	2,449	2,255	5,454	4,482
Sales and marketing	[3]	1,184	1,463	2,494	2,925
General and administrative	[3]	2,380	1,929	4,085	3,853
Total operating expenses		6,013	5,647	12,033	11,260
Loss from operations		(1,568)	(928)	(3,211)	(2,130)
Interest and other income (expense), net		376	(220)	634	(285)
Loss before provision for income taxes		(1,192)	(1,148)	(2,577)	(2,415)
Income tax benefit		30	29	24	23
Net loss		$ (1,222)	$ (1,177)	$ (2,601)	$ (2,438)
Basic and diluted net loss per share (usd per share)		$ (0.27)	$ (0.26)	$ (0.57)	$ (0.55)
Shares used in computing net loss per share:
Basic (in shares)		4,542	4,445	4,534	4,440
Diluted (in shares)		4,542	4,445	4,534	4,440

[1] Represents the portfolio of available for sale securities that is included in restricted investments and short-term investments in the Company’s condensed consolidated balance sheets

[2] Included in cash and cash equivalents in the Company’s condensed consolidated balance sheets

[3] See Note 4 for summary of amounts included representing stock-based compensation expense.