Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash flows from operating activities:
Net income (loss)	$ 258	$ (1,667)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Realized loss on disposal of assets	33	0
Depreciation and amortization	325	405
Stock-based compensation	463	506
Changes in operating assets and liabilities:
Accounts receivable, net	4,658	2,481
Prepaid expenses and other assets	752	(190)
Third-party software fees payable	(3,218)	(1,009)
Accounts payable and accrued expenses	(384)	34
Deferred revenue	(169)	35
Deferred rent	8	(38)
Net cash provided by operating activities	2,726	557
Cash flows from investing activities:
Purchases of equipment and furniture	(93)	(49)
Proceeds from maturities of short-term investments	8,355	7,655
Purchases of short-term investments	(14,090)	(7,165)
Net cash provided by (used in) investing activities	(5,828)	441
Cash flows provided by financing activities-proceeds from exercise of stock options	563	8
Effect of exchange rate changes on cash	131	(138)
Net increase (decrease) in cash and cash equivalents	(2,408)	868
Cash and cash equivalents, beginning of period	13,510	9,903
Cash and cash equivalents, end of period	11,102	10,771
Supplemental disclosure of cash flow information:
Non-cash investing activity-tenant improvements & furniture funded by landlord	$ 1,128	$ 0