Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Capital stock (Details) - Stock Option Activity

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Note 5 - Capital stock (Details) - Stock Option Activity (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2013
Jan. 01, 2012
Stock Option Activity [Abstract]      
Outstanding at December 30, 2012     1,400,807
Outstanding at December 30, 2012 (in Dollars per share)     $ 2.82
Options Granted 210,000 210,000  
Options Granted (in Dollars per share)   $ 2.07  
Options exercised   (16,667)  
Options exercised (in Dollars per share)   $ 0.70  
Options forfeited or cancelled   (89,077)  
Options forfeited or cancelled (in Dollars per share)   $ 3.19  
Outstanding at June 30, 2013 1,505,063 1,505,063 1,400,807
Outstanding at June 30, 2013 (in Dollars per share) $ 2.71 $ 2.71 $ 2.82
Outstanding at June 30, 2013 (in Dollars) $ 77 $ 77  
Outstanding at June 30, 2013   3 years 219 days  
Exercisable at June 30, 2013 407,563 407,563  
Exercisable at June 30, 2013 (in Dollars per share) $ 2.34 $ 2.34  
Exercisable at June 30, 2013 (in Dollars) $ 76 $ 76  
Exercisable at June 30, 2013   3 years 36 days