Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (4,235)	$ (2,257)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Stock-based compensation	488	778
Depreciation and amortization	207	213
Amortization of intangible assets	312	149
Amortization of purchased premiums on long-term investments in marketable securities	77	59
Unrealized foreign currency loss		30
Realized gain on sale of marketable securities	(123)	(8)
Changes in operating assets and liabilities, net of the effects of the acquisition:
Accounts receivable	808	501
Prepaid expenses and other current assets	(14)	245
Accounts payable	748	23
Accrued payroll and other compensation	315	693
Other accrued expenses	77	36
Deferred revenue	457	169
Long-term deferred rent	(17)	(3)
Net cash provided by (used in) operating activities	(900)	628
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property and equipment	(266)	(112)
Additions to capitalized software development costs	(554)
Additions to restricted cash	(55)
Acquisition of Press-sense Ltd		(6,528)
Additions to intangible assets	(15)	(22)
Purchase of investments in marketable securities		(8,990)
Proceeds from sale of marketable securities	1,785	1,450
Net cash provided by (used in) investing activities	895	(14,202)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from exercise of stock options	861	336
Net cash provided by financing activities	861	336
Net increase (decrease) in Cash and Cash Equivalents	856	(13,238)
Cash and Cash Equivalents, beginning of period	3,057	17,915
Cash and Cash Equivalents, end of period	$ 3,913	$ 4,677