Accrued Expenses:

12 Months Ended

Dec. 31, 2011

Payables and Accruals [Abstract]

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

11. Accrued Expenses:

Accrued expenses consist mainly of expenses related to bonuses, paid vacations, compensatory leaves and related social charges.

Accrued expenses comprises of the following:

	December 31,
(In thousands of U.S. dollars)	2010		2011
Accrued compensation		2,012		2,037
Accrued social charges		3,992		3,441
Total accrued expenses		6,004		5,479