| Subsequent Events | 
        
 NOTE 13 – SUBSEQUENT EVENTS 
The Company has evaluated subsequent events through the date of this filing. We do not believe there are any material subsequent events which would require further disclosure. 
(b) SUPPLEMENTAL FINANCIAL INFORMATION 
Quarterly Operating Results (in thousands except per share amounts) Unaudited 
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 | 
   
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| 
   
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 | 
 Quarter Ended 
 | 
   
 | 
 
| 
   
 | 
   
 | 
 
 | 
 
| 
   
 | 
   
 | 
 March 31 
 | 
   
 | 
 June 30 
 | 
   
 | 
 Sept 30 
 | 
   
 | 
 Dec 31 
 | 
   
 | 
 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
| 
 2011 
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
 
| 
 Sales 
 | 
   
 | 
 $ 
 | 
 31,023 
 | 
   
 | 
 $ 
 | 
 45,430 
 | 
   
 | 
 $ 
 | 
 41,985 
 | 
   
 | 
 $ 
 | 
 25,337 
 | 
   
 | 
 
| 
 Gross margins 
 | 
   
 | 
   
 | 
 13,328 
 | 
   
 | 
   
 | 
 18,456 
 | 
   
 | 
   
 | 
 16,555 
 | 
   
 | 
   
 | 
 10,556 
 | 
   
 | 
 
| 
 Operating income 
 | 
   
 | 
   
 | 
 4,141 
 | 
   
 | 
   
 | 
 7,253 
 | 
   
 | 
   
 | 
 6,484 
 | 
   
 | 
   
 | 
 (363 
 | 
 ) 
 | 
 
| 
 Net income 
 | 
   
 | 
   
 | 
 2,558 
 | 
   
 | 
   
 | 
 4,085 
 | 
   
 | 
   
 | 
 3,730 
 | 
   
 | 
   
 | 
 (575 
 | 
 ) 
 | 
 
| 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
 
| 
 Basic net income per share 
 | 
   
 | 
 $ 
 | 
 0.30 
 | 
   
 | 
 $ 
 | 
 0.48 
 | 
   
 | 
 $ 
 | 
 0.44 
 | 
   
 | 
 $ 
 | 
 (0.07 
 | 
 ) 
 | 
 
| 
 Diluted net income per share 
 | 
   
 | 
 $ 
 | 
 0.30 
 | 
   
 | 
 $ 
 | 
 0.48 
 | 
   
 | 
 $ 
 | 
 0.44 
 | 
   
 | 
 $ 
 | 
 (0.07 
 | 
 ) 
 | 
 
| 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
 
| 
 2010 
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
 
| 
 Sales 
 | 
   
 | 
 $ 
 | 
 25,882 
 | 
   
 | 
 $ 
 | 
 30,659 
 | 
   
 | 
 $ 
 | 
 33,324 
 | 
   
 | 
 $ 
 | 
 30,207 
 | 
   
 | 
 
| 
 Gross margins 
 | 
   
 | 
   
 | 
 10,515 
 | 
   
 | 
   
 | 
 13,284 
 | 
   
 | 
   
 | 
 15,310 
 | 
   
 | 
   
 | 
 12,092 
 | 
   
 | 
 
| 
 Operating income 
 | 
   
 | 
   
 | 
 2,120 
 | 
   
 | 
   
 | 
 4,192 
 | 
   
 | 
   
 | 
 6,304 
 | 
   
 | 
   
 | 
 2,998 
 | 
   
 | 
 
| 
 Net income 
 | 
   
 | 
   
 | 
 1,331 
 | 
   
 | 
   
 | 
 2,415 
 | 
   
 | 
   
 | 
 3,999 
 | 
   
 | 
   
 | 
 1,970 
 | 
   
 | 
 
| 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
   
 | 
 
| 
 Basic net income per share 
 | 
   
 | 
 $ 
 | 
 0.16 
 | 
   
 | 
 $ 
 | 
 0.29 
 | 
   
 | 
 $ 
 | 
 0.48 
 | 
   
 | 
 $ 
 | 
 0.23 
 | 
   
 | 
 
| 
 Diluted net income per share 
 | 
   
 | 
 $ 
 | 
 0.16 
 | 
   
 | 
 $ 
 | 
 0.29 
 | 
   
 | 
 $ 
 | 
 0.48 
 | 
   
 | 
 $ 
 | 
 0.22 
 | 
   
 | 
 
   
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