Inventory (Tables)

12 Months Ended

Dec. 31, 2012

Inventory [Abstract]

Inventories

	2012			2011
Raw materials	$	9,689,172		$	11,304,265
Work-in-process		131,492			304,783
Finished goods		3,492,167			4,306,585
Reserve for excess and obsolete inventory		(2,319,622	)		(4,430,872	)
Total inventory	$	10,993,209		$	11,484,761