print "Name: "
            textfield(     # this field contains the name (e.g. 'george','bill', whatever)
                -name => 'name',
                -size => 100);

print "age: "
            textfield(     # this is the age of whoever's name is in the field above (possibly)
                -name => 'age',
                -size => 5);

my $name = param('name'); # the name we got back is placed in the variable $name
my $age = param('age'); # the age we got back is placed in $age

$stats{$name} = $age; # lets associate $name with $age in a hash