Inventory (Tables)

9 Months Ended

Sep. 30, 2012

Inventory [Abstract]

Inventories

	September 30, 2012			December 31, 2011
Raw materials	$	10,658,787		$	11,304,265
Work-in-process		202,325			304,783
Finished goods		3,806,484			4,306,585
Reserve for excess and obsolete inventory		(4,236,764	)		(4,430,872	)
Inventory, net	$	10,430,832		$	11,484,761