var menu_news_n = new Image();
menu_news_n.src = "pic/menu_news_nl_n.gif";
var menu_news_o = new Image();
menu_news_o.src = "pic/menu_news_nl_o.gif";
var menu_products_n = new Image();
menu_products_n.src = "pic/menu_products_nl_n.gif";
var menu_products_o = new Image();
menu_products_o.src = "pic/menu_products_nl_o.gif";

  var menu_consultancy_n = new Image();
  menu_consultancy_n.src = "pic/menu_rookvrij_ookjij_n.gif";
  var menu_consultancy_o = new Image();
  menu_consultancy_o.src = "pic/menu_rookvrij_ookjij_o.gif";
var menu_links_n = new Image();
menu_links_n.src = "pic/menu_links_nl_n.gif";
var menu_links_o = new Image();
menu_links_o.src = "pic/menu_links_nl_o.gif";
var menu_contact_n = new Image();
menu_contact_n.src = "pic/menu_contact_nl_n.gif";
var menu_contact_o = new Image();
menu_contact_o.src = "pic/menu_contact_nl_o.gif";
var menu_lang_n = new Image();

menu_lang_n.src = "pic/menu_lang_fr_n.gif";
var menu_lang_o = new Image();
menu_lang_o.src = "pic/menu_lang_fr_o.gif";
function image_n(id) {
  document.getElementById(id).src = "pic/menu_"+id+"_nl_n.gif";
}

function image_o(id) {
  document.getElementById(id).src = "pic/menu_"+id+"_nl_o.gif";
}

function changeLanguage() {
  parent.right.location.href='right.php?lang=fr';
  parent.main.location.href='main.php?lang=fr';
  this.location.href='top.php?lang=fr';
}

function changebgcolor(id, color) {
  eval(id+'.style.backgroundColor=\''+color+'\'');
}