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CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 28, 2012 | Dec. 30, 2011 | Dec. 31, 2010
Net sales | $ 63,783 | $ 62,765 | $ 54,958
Cost of sales | 19,492 | 20,396 | 19,882
Gross profit | 44,291 | 42,369 | 35,076
Selling, general and administrative expenses: |  |  |
General and administrative | 15,150 | 14,932 | 14,778
Marketing and selling | 21,281 | 17,726 | 17,176
Research and development | 6,444 | 5,868 | 5,724
Other general and administrative expenses | 2,636 | 1,060 | 0
Operating income (loss) | (1,220) | 2,783 | (2,602)
Other income (expense): |  |  |
Interest income | 59 | 32 | 43
Interest expense | (291) | (523) | (896)
Gain (loss) on foreign currency transactions | 111 | 86 | (87)
Loss on early extinguishment of note payable | 0 | 0 | (267)
Other income, net | 822 | 326 | 128
Other income (expense), net | 701 | (79) | (1,079)
Income (loss) before provision for income taxes | (519) | 2,704 | (3,681)
Provision for income taxes | 1,244 | 1,356 | 432
Income (loss) from continuing operations | (1,763) | 1,348 | (4,113)
Income from discontinued operations, net of income taxes | 0 | 0 | 4,166
Net income (loss) | $ (1,763) | $ 1,348 | $ 53
Income (loss) per share from continuing operations - basic (in dollors per share) | $ (0.05) | $ 0.04 | $ (0.12)
Income (loss) per share from continuing operations - diluted (in dollors per share) | $ (0.05) | $ 0.04 | $ (0.12)
Income per share from discontinued operations - basic and diluted (in dollors per share) | $ 0 | $ 0 | $ 0.12
Net income (loss) per share - basic (in dollors per share) | $ (0.05) | $ 0.04 | $ 0.00
Net income (loss) per share - diluted (in dollors per share) | $ (0.05) | $ 0.04 | $ 0.00
Weighted average shares outstanding - basic (in shares) | 36,253 | 35,434 | 34,825
Weighted average shares outstanding - diluted (in shares) | 36,253 | 36,878 | 34,825

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