use warnings;
use strict;

use threads;

use Win32::IEAutomation;
use Win32::IEAutomation::WinClicker;

async {
    my $clicker = Win32::IEAutomation::WinClicker->new();
    # ...
};

async {
    my $ie = Win32::IEAutomation->new( visible => 1, maximize => 1);
    # ...
};

$_->join() for threads->list();