Inventory (Details) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Inventory
Raw Materials	$ 3,144,000	$ 3,988,000
Work In Progress	222,000	2,000
Finished Goods	472,000	587,000
Reserve for Obsolescence	(1,950,000)	(2,374,000)
Total	$ 1,888,000	$ 2,203,000