CONDENSED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 1,517	$ 1,098
Accounts receivable	1,707	1,689
Prepaid expenses and other current assets	348	261
Deferred tax assets - current	305	305
Total current assets	3,877	3,353
Property and equipment, net	518	615
Deferred tax assets	869	869
Other assets	323	324
Total assets	5,587	5,161
Current liabilities:
Accounts payable and accrued expenses	1,356	1,165
Current portion of capital lease obligations	196	198
Notes payable	5	32
Deferred rent	24	22
Deferred revenue	10	41
Total current liabilities	1,591	1,458
Capital lease obligations, net of current portion	66	162
Total liabilities	1,657	1,620
Stockholders' equity:
Preferred stock, $0.0001 par value; 2,000,000 shares authorized; none issued or outstanding	0	0
Common stock, $0.0001 par value; 50,000,000 shares authorized; 12,583,019 and 12,507,870 shares issued and 12,543,092 and 12,467,943 shares outstanding in 2013 and 2012, respectively	1	1
Additional paid-in capital	115,883	115,773
Accumulated deficit	(111,626)	(111,905)
Common stock in treasury, at cost; 24,371 shares in 2013 and 2012	(328)	(328)
Total stockholders' equity	3,930	3,541
Total liabilities and stockholders' equity	$ 5,587	$ 5,161