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Note 7 Shareholders' Equity (Tables)
3 Months Ended
Mar. 30, 2014
Note 7 Shareholders Equity Tables  
Summary of stock option activity

   Number of Shares  Weighted Average Exercise Price  Weighted Average Remaining Contractual Term (years)  Aggregate Intrinsic Value
Outstanding at January 1, 2014   2,131,622   $6.99           
Granted   252,500    3.94           
Exercised   (2,900)   3.69           
Forfeited   (18,731)   3.95           
Expired   (47,034)   10.08           
Outstanding at March 30, 2014   2,315,457    6.62    4.46   $407 
Vested and expected to vest at                    
   March 30, 2014   2,107,093    6.84    4.35   $333 
Exercisable at March 30, 2014   1,183,986   $6.12    3.37   $135 
Assumptions used to value stock options granted during the first quarter of 2014

The following assumptions were used to value stock options granted during the first quarter of 2014:

    
Risk-free interest rate   1.10%
Volatility factor   59.94%
Dividends   0.00%
Weighted average expected life (years)   4.15