Statements of Operations (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Net sales	$ 7,285,000	$ 8,894,000
Cost of goods sold	4,223,000	5,322,000
Gross profit	3,062,000	3,572,000
Operating expenses:
Research and development	228,000	645,000
Selling and marketing	1,111,000	1,722,000
General and administrative	1,940,000	2,336,000
Operating loss	(217,000)	(1,131,000)
Other income / (expense):
Interest income	0	2,000
Interest expense	(244,000)	(310,000)
Other income, net	14,000	653,000
Loss on disposition of assets, net	(41,000)	0
Net loss before tax	(488,000)	(786,000)
Income tax (expense)	(2,000)	(2,000)
Net loss	$ (490,000)	$ (788,000)
Basic and diluted loss per common share (in dollars per share)	$ (0.02)	$ (0.04)
Weighted average number of shares outstanding - basic and diluted (in shares)	23,336,806	22,270,636