Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Mar. 31, 2022	Dec. 31, 2021
Current Assets:
Cash and cash equivalents	$ 832,000	$ 1,202,000
Accounts receivable, net of allowance for doubtful accounts of $25 at March 31, 2022 and December 31, 2021.	314,000	383,000
Inventory, net	24,000	25,000
Other current assets	110,000	215,000
Total Current Assets	1,280,000	1,825,000
Property and equipment, net	74,000	79,000
Other assets	149,000	149,000
Operating lease right-of-use assets	808,000	847,000
Goodwill	3,416,000	3,416,000
Total Assets	5,727,000	6,316,000
Current Liabilities:
Accounts payable	937,000	837,000
Deferred revenue	955,000	1,204,000
Accrued expense	1,555,000	1,518,000
Operating lease liabilities, current portion	495,000	496,000
Derivative liabilities	6,024,000	5,292,000
Note payable, current portion	1,603,000	524,000
Total Current Liabilities	11,569,000	9,871,000
Operating lease liabilities, net of current portion	686,000	802,000
Pension obligation	1,955,000	1,976,000
Total Liabilities	14,210,000	12,649,000
Shareholders’ Deficit:
Common Stock, $0.01 par value, 2,000,000,000 shares authorized; 347,281,946 and 347,240,045 shares issued at March 31, 2022 (unaudited) and December 31, 2021, respectively, and 347,275,242 and 347,233,341 shares outstanding at March 31, 2022 (unaudited) and December 31, 2021, respectively.	3,471,000	3,471,000
Additional paid-in capital	185,956,000	187,148,000
Treasury stock, at cost 6,704 shares	(64,000)	(64,000)
Accumulated other comprehensive loss	(1,375,000)	(1,396,000)
Accumulated deficit	(206,951,000)	(204,253,000)
Total Shareholders’ Deficit	(18,961,000)	(15,092,000)
Total Liabilities, Mezzanine Equity and Shareholders’ Deficit	5,727,000	6,316,000
Mezzanine Equity Series D Convertible Redeemable Preferred Stock [Member]
Current Liabilities:
Series D Convertible Redeemable Preferred Stock, $0.01 par value, 26,000 shares designated; 24,115 and 23,862 issued at March 31, 2022 (unaudited) and December 31, 2021, respectively, and 23,469 and 23,216 shares outstanding at March 31, 2022 (unaudited) and December 31, 2021, respectively; liquidation preference of $23,469 and $23,216 at March 31, 2022 (unaudited) and December 31, 2021, respectively.	10,478,000	8,759,000
Series B Preferred Stock [Member]
Shareholders’ Deficit:
Series B Convertible Redeemable Preferred Stock, $0.01 par value, 750,000 shares designated; 389,400 shares issued and 239,400 shares outstanding at March 31, 2022 (unaudited) and December 31, 2021; liquidation preference $620 and $607 at March 31, 2022 (unaudited) and December 31, 2021, respectively.	$ 2,000	$ 2,000