Condensed Statements of Operations (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Net sales	$ 2,125,000	$ 2,296,000
Cost of goods sold	1,339,000	1,334,000
Gross profit	786,000	962,000
Operating expenses:
Research and development	63,000	52,000
Selling and marketing	475,000	521,000
General and administrative	610,000	558,000
Operating Expenses, Total	1,148,000	1,131,000
Operating loss	(362,000)	(169,000)
Other expense:
Interest income	2,000	4,000
Interest expense	(63,000)	(46,000)
Nonoperating Income (Expense), Total	(61,000)	(42,000)
Net loss before tax	(423,000)	(211,000)
Income tax expense / (benefit)	(1,000)	5,000
Net loss	$ (424,000)	$ (206,000)
Basic and diluted loss per common share (in dollars per share)	$ (0.02)	$ (0.01)
Weighted average number of shares outstanding - basic & diluted (in shares)	22,166,336	21,744,768