Consolidated Statements of Comprehensive Income (Loss) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Statement of Comprhensive Income (loss)
Net income (loss)	$ (1,019,000)	$ (633,000)
Foerighn currency translation adjustment	(65,000)	31,000
Change in unrealized gain on available for sale investments	2,000	7,000
Comprehensive income (loss)	$ (1,082,000)	$ (595,000)