set oShell = CreateObject("WScript.Shell")
oShell.Run "iexplore.exe http://uk.yahoo.com", 1, TRUE

##</code><code>##

use Win32::OLE;

$obSh = Win32::OLE->new('WScript.Shell') or die "Can't start Shell error=", Win32::OLE->LastError();
$obSh->run("iexplore.exe http://uk.yahoo.com", 1, 1) or die "Failed to launch IE, error = ", Win32::OLE->LastError();