Condensed Consolidated Balance Sheets (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 28,342	$ 34,157
Accounts receivable, net of allowance for doubtful accounts of $157 at June 30, 2011 and $197 at December 31, 2010	7,158	6,577
Prepaid expenses and other current assets	1,850	1,183
Total current assets	37,350	41,917
Property and equipment, net	2,273	2,550
Intangible assets, net	2,725	517
Goodwill	3,800	762
Other assets	165	229
Total assets	46,313	45,975
Current liabilities:
Accounts payable	1,187	1,067
Accrued expenses	3,451	3,297
Total current liabilities	4,638	4,364
Other liabilities	1,535	421
Total liabilities	6,173	4,785
Stockholders' equity:
Common stock, $0.001 par value - 75,000,000 shares authorized; 16,645,809 and 16,576,701 shares issued at June 30, 2011 and December 31, 2010; 16,450,424 and 16,381,316 shares outstanding at June 30, 2011 and December 31, 2010	17	17
Additional paid-in capital	70,106	69,454
Treasury stock, at cost --195,385 shares at June 30, 2011 and December 31, 2010	(132)	(132)
Accumulated other comprehensive loss	(72)	(72)
Accumulated deficit	(29,779)	(28,077)
Total stockholders' equity	40,140	41,190
Total liabilities and stockholders' equity	$ 46,313	$ 45,975