Condensed Consolidated Balance Sheets - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Current assets:
Cash	$ 456,343	$ 486,521
Accounts receivable, net of allowance for doubtful accounts of $4,789 and $4,793, respectively	396,420	418,681
Inventories, net	174,416	213,056
Prepaid expenses and other current assets	116,185	77,593
Total current assets	1,143,364	1,195,851
Property and equipment, net	40,622	55,088
Intangible assets, net	240,141	262,819
Other assets, net	93,807	5,250
Total assets	1,517,934	1,519,008
Current liabilities:
Trade accounts payable and other current liabilities	370,297	380,685
Accrued Series C Preferred Stock Dividends	19,168	19,168
Total current liabilities	389,465	399,853
Lease liabilities payable	33,852
Long-term debt	1,788,797	1,551,284
Total liabilities	2,212,114	1,951,137
Series B Redeemable Convertible Preferred Stock, $.01 par value; authorized: 1,000 shares; issued and outstanding: 0 shares
Commitments and contingencies
Shareholders' deficit:
Preferred stock, $.01 par value; authorized: 2,497,500 shares; none issued and outstanding
Common stock, $.01 par value; authorized: 200,000,000 shares; issued and outstanding: 68,104,957 shares	681,050	681,050
Additional paid-in capital	78,078,872	78,069,200
Accumulated deficit	(79,463,174)	(79,191,451)
Total shareholders' deficit	(694,180)	(432,129)
Total liabilities and shareholders' deficit	1,517,934	1,519,008
Series C Convertible Preferred Stock [Member]
Shareholders' deficit:
Preferred stock, $.01 par value; authorized: 2,497,500 shares; none issued and outstanding
Total shareholders' deficit
Series D Convertible Preferred Stock [Member]
Shareholders' deficit:
Preferred stock, $.01 par value; authorized: 2,497,500 shares; none issued and outstanding	9,072	9,072
Total shareholders' deficit	$ 9,072	$ 9,072