Annual report pursuant to Section 13 and 15(d)

Note 6 - Stock based compensation (Tables)

v2.4.0.6
Note 6 - Stock based compensation (Tables)
12 Months Ended
Dec. 30, 2012
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
   
Outstanding
options
   
Weighted
average
exercise
price
   
Aggregate
intrinsic
value
   
Weighted
average
remaining
contractual
term (years)
 
Outstanding balance at January 3, 2010
    1,937,440     $ 1.72                  
Options forfeited or expired
    (7,440 )   $ 5.93                  
Options exercised
    (1,267,248 )   $ 1.55                  
Outstanding balance at January 2, 2011
    662,752     $ 2.00                  
Options granted under the 2010 Equity Incentive Plan
    922,000     $ 2.87                  
Options forfeited or expired
    (89,732 )   $ 2.70                  
Options exercised
    (292,194 )   $ 1.07                  
Outstanding balance at January 1, 2012
    1,202,826     $ 2.82                  
Options granted under the 2010 Equity Incentive Plan
    350,000     $ 3.11                  
Options forfeited or expired
    (13,600 )   $ 23.76                  
Options exercised
    (138,419 )   $ 1.36                  
                                 
Outstanding balance at December 30, 2012
    1,400,807     $ 2.82     $ 138       3.8  
                                 
                                 
Exercisable balance at December 30, 2012
    212,564     $ 2.17     $ 137       2.6  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
   
Period ended
December 30, 2012
   
Period ended
January 1, 2012
 
Black-Scholes weighted-average assumptions
           
Expected dividend yield
    0.0 %     0.0 %
Expected volatility
    83.0 %     92.6 %
Risk-free interest rate
    0.5 %     0.67 %
Expected option life in years
    4.0       4.2  
Weighted-average stock option fair value per option granted
  $ 1.86     $ 1.08  
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]
Outstanding
options
   
Weighted
average
exercise
price
   
Exercisable
options
   
Weighted
average
exercise
price
 
                     
                     
  33,333     $ 0.70       33,333     $ 0.70  
  65,474     $ 1.00       39,731     $ 1.00  
  375,000     $ 2.38       87,500     $ 2.38  
  350,000     $ 3.11           $ 3.11  
  547,000     $ 3.20       22,000     $ 3.20  
  30,000     $ 4.00       30,000     $ 4.00  
                             
  1,400,807     $ 2.82       212,564     $ 2.17