<?php
$lang = substr($_SERVER['HTTP_ACCEPT_LANGUAGE'], 0, 2);
switch ($lang){
    case "pl":
        //echo "PAGE PL";
        include("index_pl.html");//include check session FR
        break;
    case "no":
        //echo "PAGE IT";
        include("index_no.html");
        break;
    default:
        //echo "PAGE EN - Setting Default";
        include("index_en.html");//include EN in all other cases of different lang detection
        break;
}
?>