Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 322	$ 307
Accounts receivable, net of allowance of $4 at March 31, 2012 and $3 at December 31, 2011	224	298
Prepaid expenses and other current assets	52	29
Total current assets	598	634
Property and equipment, net	27	32
Patents, net	1,929	2,020
Capitalized software development costs, net	13	78
Other assets	29	29
Total assets	2,596	2,793
Current liabilities:
Short-term notes payable (Note 4)	1,213	1,083
Accounts payable	326	261
Accrued compensation	257	221
Other accrued liabilities	148	243
Deferred revenue	587	517
Total current liabilities	2,531	2,325
Deferred revenue long-term	348	397
Deferred rent	141	147
Derivative liability	289	281
Total liabilities	3,309	3,150
Commitments and Contingencies
Stockholders' Equity
Common Stock, $0.01 par value; 1,050,000 shares authorized; 229,178 issued, 222,677 outstanding at March 31, 2012 and 198,188 shares issued and outstanding at December 31, 2011	2,291	1,981
Treasury shares, 6,500 and 0 shares at March 31. 2012 and December 31, 2011, respectively	(325)	0
Additional paid in capital	97,168	97,715
Accumulated deficit	(112,658)	(111,839)
Accumulated other comprehensive loss	(45)	(43)
Total stockholders' equity (deficit)	(713)	(357)
Total liabilities and shareholders' equity	2,596	2,793
Series A-1 Preferred Stock [Member]
Stockholders' Equity
Preferred stock by class of stock	898	880
Total stockholders' equity (deficit)	898	880
Series B Preferred Stock [Member]
Stockholders' Equity
Preferred stock by class of stock	7,466	7,380
Total stockholders' equity (deficit)	7,466	7,380
Series C Preferred Stock [Member]
Stockholders' Equity
Preferred stock by class of stock	4,492	3,569
Total stockholders' equity (deficit)	$ 4,492	$ 3,569