... 'left', -expand => 'no', -fill => 'x'); $frame 3- & gt;Button(-text => "Exit", -command => sub{exit} )-& gt;pack(-side => 'right', -anchor ... setting the scrollbar to scroll up and down and assigning it to the text widget. $frame 3- & gt;Label(-textvariable => \$INFORMATION, -justify => 'left' )-& gt;pack(-side => 'left', ... even with its limited availability, we think the ability to give your programs an easy -to- use graphical interface is important enough to devote a chapter to it. And who knows by the time you& apos;re...