Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Revenue	$ 35,465	$ 25,206	$ 60,230	$ 42,478
Cost of revenue	18,971	14,980	32,812	26,749
Gross profit	16,494	10,226	27,418	15,729
Operating expenses:
Technology and development	2,818	1,996	5,515	3,647
Sales and marketing	9,943	8,688	18,786	17,210
General and administrative	2,468	2,735	5,388	5,530
Depreciation and amortization	1,493	1,480	2,995	2,958
Total operating expenses	16,722	14,899	32,684	29,345
Loss from operations	(228)	(4,673)	(5,266)	(13,616)
Interest and other (expense) income:
Interest expense	(57)	(37)	(113)	(112)
Other (expense) income	165		170	(39)
Total interest and other (expense) income, net	108	(37)	57	(151)
Loss before income taxes	(120)	(4,710)	(5,209)	(13,767)
Income tax expense	(153)	(70)	(223)	(140)
Net loss	$ (273)	$ (4,780)	$ (5,432)	$ (13,907)
Net loss per share:
Basic and diluted (in dollars per share)	$ (0.04)	$ (0.65)	$ (0.70)	$ (1.86)
Weighted average number of shares of common stock outstanding:
Basic and diluted (in shares)	7,760,494	7,389,173	7,744,943	7,460,025
Pro Forma
Net loss per share:
Basic and diluted (in dollars per share)	$ (0.32)		$ (0.43)
Weighted average number of shares of common stock outstanding:
Basic and diluted (in shares)	49,432,810		49,417,259