Comprehensive Loss

6 Months Ended

Jun. 30, 2011

Stockholders' Equity Note [Abstract]

Comprehensive Income Note [Text Block]

7.  Comprehensive Loss

Comprehensive loss is comprised of net loss and other non-owner changes in stockholders’ equity, including foreign currency translation gains or losses and unrealized gains or losses on available-for-sale marketable securities.  The following table presents the components of comprehensive loss (in thousands):

	Three Months Ended June 30,						Six Months Ended June 30,
	2011			2010			2011			2010
Net loss	$	(2,141	)	$	(2,506	)	$	(4,527	)	$	(5,327	)
Unrealized gain on marketable securities and  investments		-			-			-			-
Foreign currency translation loss		(4	)		(4	)		(5	)		(6	)
Comprehensive loss	$	(2,145	)	$	(2,510	)	$	(4,532	)	$	(5,333	)