CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Revenue	$ 38,505	$ 31,851	$ 75,264	$ 62,234
Operating expenses:
Cost of revenue	8,492	8,685	16,414	16,780
Product development	7,219	5,016	13,877	9,393
Sales and marketing	13,017	9,379	24,107	18,239
General and administrative	9,342	5,386	15,467	9,346
Amortization of intangibles	11	11	87	22
Total operating expenses	38,081	28,477	69,952	53,780
Income from operations	424	3,374	5,312	8,454
Other (expense) income:
Financial (expense) income	(254)	208	77	363
Interest income	21	16	36	30
Total other (expense) income, net	(233)	224	113	393
Income before provision for income taxes	191	3,598	5,425	8,847
Provision for income taxes	51	1,402	2,162	3,419
Net income	$ 140	$ 2,196	$ 3,263	$ 5,428
Basic net income per common share	$ 0.00	$ 0.04	$ 0.06	$ 0.10
Diluted net income per common share	$ 0.00	$ 0.04	$ 0.06	$ 0.10
Weighted average shares outstanding used in basic net income per common share calculation	55,146,901	52,735,556	54,786,499	52,409,769
Weighted average shares outstanding used in diluted net income per common share calculation	57,150,256	55,553,247	56,649,160	55,125,730