Balance Sheets - USD ($)	Jun. 30, 2018	Dec. 31, 2017
Current assets
Cash	$ 298,000	$ 360,400
Accounts receivable less $5,000 allowance for doubtful accounts	286,000	292,100
Inventory	122,600	110,600
Prepaid and other	29,600	35,300
Total current assets	736,200	798,400
Fixed assets
Leasehold improvements	19,700	19,700
Furniture, fixtures and equipment	185,400	184,900
Fixed assets, gross	205,100	204,600
Less: accumulated depreciation and amortization	194,000	190,500
Total fixed assets	11,100	14,100
Other assets
Long-term receivable	1,521,700
Total assets	2,269,000	812,500
Current liabilities
Convertible debentures	128,300	128,300
Accounts payable	20,100	4,900
Accrued expenses	159,500	364,700
Deferred revenue		99,400
Total current liabilities	307,900	597,300
Other liabilities
Accrued expenses, non-current	106,500
Stockholders' equity
Common stock, $0.01 par value Authorized - 75,000,000 shares Issued and outstanding - 58,616,716 shares	586,200	586,200
Paid-in capital	12,440,000	12,440,000
Accumulated deficit	(11,171,600)	(12,811,000)
Total stockholders' equity	1,854,600	215,200
Total liabilities and stockholders' equity	$ 2,269,000	$ 812,500