ACCRUED LIABILITIES (Tables)

12 Months Ended

Dec. 31, 2012

Accrued liabilities at December 31 are summarized as follows:	2012		2011
	(thousands of dollars)
Accrued state taxes	$	197	$	188
Accrued payroll		1,035		1,130
Accrued officers' compensation		547		423
Accrued environmental costs (Note 15)		350		350
Accrued federal income taxes		-		315
Other liabilities		558		538
Total	$	2,687	$	2,944