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 unMenu(_declancheur, _idImg, _imgRep, _imgNormal, _left, _top) {

	this.idImg = _idImg;
	this.imgRep = _imgRep;
	this.imgNormal = _imgNormal;
	this.declancheur = _declancheur;
	this.left = _left;
	this.top = _top;
}

var tabMenus = new Array();

tabMenus['menu-milieu-profil'] = new unMenu('menu-milieu-profil', 'img-milieu-profil','/images/menu-milieu-profil-over.jpg','/images/menu-milieu-profil.jpg', 313, 180);
tabMenus['menu-milieu-transport'] = new unMenu('menu-milieu-transport', 'img-milieu-transport','/images/menu-milieu-transport-over.jpg','/images/menu-milieu-transport.jpg', 471, 180);
tabMenus['menu-milieu-fondation'] = new unMenu('menu-milieu-fondation', 'img-milieu-fondation','/images/menu-milieu-fondation-over.jpg','/images/menu-milieu-fondation.jpg', 630, 180);
tabMenus['menu-milieu-service'] = new unMenu('menu-milieu-service', 'img-milieu-service','/images/menu-milieu-service-over.jpg','/images/menu-milieu-service.jpg', 786, 180);


function changerImage(_id, _src) {
	var cible = document.getElementById(_id);
	
	if(cible) { 
		cible.src = _src;	
	}
}

function clearAllMenus() {
	
	changerImage(tabMenus['menu-milieu-profil'].idImg, tabMenus['menu-milieu-profil'].imgNormal);
	changerImage(tabMenus['menu-milieu-transport'].idImg, tabMenus['menu-milieu-transport'].imgNormal);
	changerImage(tabMenus['menu-milieu-fondation'].idImg, tabMenus['menu-milieu-fondation'].imgNormal);
	changerImage(tabMenus['menu-milieu-service'].idImg, tabMenus['menu-milieu-service'].imgNormal);
		
}


		
function afficherMenuOver(haut, etat) {
	var menuHaut = document.getElementById(haut);
	if(etat == 1)
		menuHaut.style.display = "block";
	else
		menuHaut.style.display = "none";

}