use Win32::OLE; my $url = 'http://www.perlmonks.com/index.pl?node_id='; # opens five separate instances for (my $i = 0; $i < 5; $i++ ) { my $node_id = 300000 + $i; $obSh = Win32::OLE->new('WScript.Shell'); $rc = $obSh->run("IEXPLORE.EXE ${url}${node_id}", 1, false); undef $obSh; }