CONDENSED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 2,375	$ 871
Accounts receivable	1,444	2,407
Prepaid expenses and other current assets	405	383
Total current assets	4,224	3,661
Property and equipment, net	934	1,020
Deferred tax assets	1,195	1,195
Other assets	247	244
Total assets	6,600	6,120
Current liabilities:
Accounts payable and accrued expenses	1,468	1,789
Current portion of capital lease obligations	11	27
Deferred rent	37	44
Deferred revenue	0	52
Total current liabilities	1,516	1,912
Capital lease obligations, net of current portion	0	9
Total liabilities	1,516	1,921
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; 12,979,536 and 12,759,870 shares issued and 12,939,609 and 12,719,943 shares outstanding in 2015 and 2014, respectively	1	1
Additional paid-in capital	116,478	116,161
Accumulated deficit	(111,067)	(111,635)
Common stock in treasury, at cost; 24,371 shares in 2015 and 2014	(328)	(328)
Total stockholders' equity	5,084	4,199
Total liabilities and stockholders' equity	$ 6,600	$ 6,120