#!/usr/bin/perl -w

use Tk;
my %User = ( firstname=>'bob' );
my $user = \%User;

my $mw = MainWindow->new();

     my $lbe = $mw->LabEntry(-label => "First Name",
           -labelPack => [-side => "left", -anchor => "w"],
           -width => 20,
           -textvariable => \$user->{firstname})->pack(-side => "top",
               -anchor => "ne");

my $btn = $mw->Button(-command=> sub { $user->{firstname} = ''. localtime})->pack;

MainLoop;