if (document.images)
        {
	produits = new Image(74,29);
	produits.src = "images/menu_produits.gif";
 	produitson = new Image(74,29);
 	produitson.src = "images/menu_produits_on.gif";
 	
 	distri = new Image(108,29);
	distri.src = "images/menu_distri.gif";
	distrion = new Image(108,29);
 	distrion.src = "images/menu_distri_on.gif";
 	
	froma = new Image(94,29);
	froma.src = "images/menu_froma.gif";
	fromaon = new Image(94,29);
 	fromaon.src = "images/menu_froma_on.gif";

	histo = new Image(89,29);
	histo.src = "images/menu_histo.gif";
	histoon = new Image(89,29);
 	histoon.src = "images/menu_histo_on.gif";

	contacts = new Image(72,29);
	contacts.src = "images/menu_contacts.gif";
	contactson = new Image(72,29);
 	contactson.src = "images/menu_contacts_on.gif";
 	
}

function imageswap(imgName) {
   if (document.images) {
      document[imgName].src = eval(imgName + "on.src");
   }
}

function imageoff(imgName) {
   if (document.images) {
      document[imgName].src = eval(imgName + ".src");
   }
}