Other Accrued Liabilities

12 Months Ended

Dec. 31, 2011

Other Accrued Liabilities [Abstract]

Other Accrued Liabilities

5.  Other Accrued Liabilities

Other accrued liabilities consisted of the following at December 31:

	2011		2010
Accrued inventory received	$	2,000	$	54,000
Accrued professional services		150,000		525,000
Accrued warranty		227,000		510,000
Accrued litigation settlement		—		525,000
Other		138,000		125,000
Total	$	517,000	$	1,739,000

Accrued warranty consisted of the following activities for the years ended December 31:

	2011			2010
Balance at beginning of year	$	510,000		$	558,000
Accruals for warranties issued during the period		470,000			427,000
Warranty claims		(753,000	)		(475,000	)
Balance at end of year	$	227,000		$	510,000