<form name="formEireli" id="formEireli" action="{{ url('script') }}"  target="_blank" method="post">

Route::get('eireli.script', ['uses'=>'EireliController@eireli','as'=>'script']);

class EireliController extends Controller
{
    public function eireli()
    {
        return view('eireli.script');
    }
}