Consolidated Balance Sheets - USD ($)	Sep. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 3,104,000	$ 3,034,000
Restricted cash	30,000	30,000
Accounts receivable, net	0	40,000
Prepaid expenses and other current assets	259,000	265,000
Total current assets	3,393,000	3,369,000
Property and equipment, net	84,000	97,000
Total assets	3,477,000	3,466,000
Current liabilities:
Accounts payable	749,000	1,191,000
Accrued expenses	1,516,000	1,021,000
Deferred revenue	11,000	11,000
Short term debt to related party, net	4,985,000	4,929,000
Total current liabilities	7,261,000	7,152,000
Warrant liability	16,000	29,000
Long term debt to related party, net	96,000
Total liabilities	7,373,000	7,181,000
Commitments (Note 11)
Stockholders’ deficit:
Preferred stock, $0.01 par value – 500,000 shares authorized; no shares issued and outstanding at September 30, 2018 and December 31, 2017
Common stock, $0.01 par value – 50,000,000 shares authorized at September 30, 2018 and December 31, 2017, respectively; 15,333,100 and 11,157,489 shares issued and outstanding at September 30, 2018 and December 31, 2017, respectively	154,000	112,000
Additional paid-in capital	260,695,000	255,294,000
Accumulated deficit	(264,745,000)	(259,121,000)
Total stockholders’ deficit	(3,896,000)	(3,715,000)
Total liabilities and stockholders’ deficit	$ 3,477,000	$ 3,466,000