On Fri, 12 Mar 2010, yinung at Gmail wrote:
 I've just downloaded the cvs and test it under winXP and ubuntu
81.0
 in my office. The icons will not be replaicted redundantly. 
Good, thanks for the report.
 Though after executing the script (as I attached previously), the
 icons will together shift to the  right and leave one empty space in
 the icon view windows... 
Yes, I noticed that. I'll take another look.
 >> and you then include all 5 dummies (plus the constant) in an
OLS
 >> regression. I
 Sure! This is an on-purpose demo for teaching econometrics... 
Sorry, I shouldn't have doubted you ;-)
Allin Cottrell