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Note 7 Shareholders' Equity (Tables)
6 Months Ended
Jun. 29, 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   (28,630)   3.95           
Expired   (80,669)   7.85           
Outstanding at June 29, 2014   2,271,923    6.61    3.97   $227 
Vested and expected to vest at                    
   June 29, 2014   2,077,123    6.82    3.90   $186 
Exercisable at June 29, 2014   1,247,185   $6.14    3.06   $82
Assumptions 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