Note 6 - Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	2022		2021
Accrued legal and accounting	$	35,398	$	79,917
Accrued payroll and related costs		760,305		905,698
Accrued other		25,153		100,814
	$	820,856	$	1,086,429