Inventories (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Summary of inventories
Raw materials	$ 320,485	$ 490,729
Finished goods	1,031,670	907,647
Inventory gross, Total	1,352,155	1,398,376
Allowance for excess inventory quantities	(60,166)	(60,166)
Inventories net, Total	$ 1,291,989	$ 1,338,210