function MM_preloadImages() { //v3.0
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
	var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function afficheMenu(idMenu, idBouton) {
	document.getElementById("menu1").className = "menuoff";
	document.getElementById("menu2").className = "menuoff";
	document.getElementById("menu3").className = "menuoff";
	document.getElementById("menu4").className = "menuoff";
//	document.getElementById("menu5").className = "menuoff";
	document.getElementById("b_societe_a").className = "off";
	document.getElementById("b_produits_a").className = "off";
	document.getElementById("b_partenaires_a").className = "off";
	document.getElementById("b_news_a").className = "off";
//	document.getElementById("b_contact_a").className = "off";
	document.getElementById("cache").className = "cacheoff";

	document.getElementById(idMenu).className = "menus";
	document.getElementById(idBouton).className = "on";
}

function hideMenus() {
	document.getElementById("cache").className = "cacheoff";
	document.getElementById("menu1").className = "menuoff";
	document.getElementById("menu2").className = "menuoff";
	document.getElementById("menu3").className = "menuoff";
	document.getElementById("menu4").className = "menuoff";
//	document.getElementById("menu5").className = "menuoff";
	document.getElementById("b_societe_a").className = "off";
	document.getElementById("b_produits_a").className = "off";
	document.getElementById("b_partenaires_a").className = "off";
	document.getElementById("b_news_a").className = "off";
//	document.getElementById("b_contact_a").className = "off";
}
function afficheCache() {
	document.getElementById("cache").className = "cacheon";
}