3. Inventories (Details) (USD $)	Sep. 30, 2014	Dec. 31, 2013
Inventories Details
Raw materials	$ 269,070	$ 440,723
Work in process	21,764	0
Finished goods (including $78,500 and $304,500 held by customers at June 30, 2014 and December 31, 2013, respectively)	1,134,913	1,273,358
Total inventories	$ 1,425,747	$ 1,714,081