Condensed Statement of Operations and Comprehensive Income (Loss) (Unaudited) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Income Statement [Abstract]
Net sales	$ 3,434,693	$ 3,046,790	$ 11,243,415	$ 9,020,942
Cost of goods sold	2,575,397	2,287,504	8,475,112	6,705,032
Gross profit	859,296	759,286	2,768,303	2,315,910
Operating expenses:
Selling	431,587	477,044	1,458,609	1,596,120
General and administrative	294,710	310,073	908,457	917,146
Research and development	266,783	235,733	848,788	747,096
Total	993,080	1,022,850	3,215,854	3,260,362
Operating profit (loss)	(133,784)	(263,564)	(447,551)	(944,452)
Other income (expense):
Interest income	13	30	94	465
Other, net	(20,003)	(682)	(29,588)	70,006
Total other income (expense), net	(19,990)	(652)	(29,494)	70,471
Income (loss) before income taxes	(153,774)	(264,216)	(477,045)	(873,981)
Income taxes (benefit)	795	542	2,652	1,448
Net income (loss)	(154,569)	(264,758)	(479,697)	(875,429)
Other comprehensive income (loss):
Foreign currency translation adjustments	7,079	(8,866)	12,085	(3,053)
Unrealized gain (loss) for the period	(12,800)	(71,154)	(11,880)	(206,786)
Total comprehensive income (loss)	$ (160,290)	$ (344,778)	$ (479,492)	$ (1,085,268)
Basic and diluted net income (loss) per share	$ (0.02)	$ (0.05)	$ (0.07)	$ (0.16)
Weighted average common and common equivalent shares:
Basic and diluted	6,973,704	5,450,622	6,973,704	5,450,622