Accounts Payable and Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2011

ACCOUNTS PAYABLE AND ACCRUED EXPENSES [Abstract]

Schedule of Accounts Payable and Accrued Liabilities

Accounts payable and accrued expenses consist of the following at December 31, 2011 and 2010 (in thousands):

	2011		2010
Accounts payable	$	354	$	359
Payroll and other employee benefits	909		941
Accrued vacation	693		589
Accrued legal expenses - patent	1,765		2,535
Accrued consulting and other professional fees	1,286		1,786
Accrued patent acquisition related payments	900		300
Accrued taxes payable	583		198
Other accrued liabilities	135		391
	$	6,625	$	7,099