Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Net sales (Note 2)	$ 5,130	$ 5,949	$ 13,098	$ 15,430
Cost of sales (Note 2)	1,620	2,132	4,816	5,346
Gross profit	3,510	3,817	8,282	10,084
Operating expenses:
Sales and marketing	875	1,091	4,724	5,163
Administration	1,917	1,306	6,228	4,521
Research and development	356	181	907	586
Impairment charge	3,577	0	3,577	0
Total operating expense	6,725	2,578	15,436	10,270
Income (loss) from operations	(3,215)	1,239	(7,154)	(186)
Interest income	1	0	3	2
Interest expense	(2)	(3)	(7)	(9)
Income (loss) before income tax	(3,216)	1,236	(7,158)	(193)
Income tax (Note 5)	0	0	0	0
Net income (loss)	$ (3,216)	$ 1,236	$ (7,158)	$ (193)
Basic income (loss) per share:
Net income (loss) (in dollors per share)	$ (0.18)	$ 0.08	$ (0.42)	$ (0.01)
Diluted income (loss) per share:
Net income (loss) (in dollors per share)	$ (0.18)	$ 0.08	$ (0.42)	$ (0.01)
Weighted average common shares outstanding:
Basic (in shares)	18,208	15,860	17,216	15,819
Diluted (in shares)	18,208	16,307	17,216	15,819