//set objects to null
var objOmbre = null;
var objMenuTransversal = null;
var objAccroche = null;
var objPiedDePage = null;
var objRecherche = null;

function init() {
	objOmbre = new OpacityObject('ombre','site/images/ombre');
	objOmbre.setBackground();
	objMenuTransversal = new OpacityObject('menu_transversal','site/images/menu-transversal');
	objMenuTransversal.setBackground();
	objAccroche = new OpacityObject('accroche','site/images/accroche-en');
	objAccroche.setBackground();
	objPiedDePage = new OpacityObject('pied_de_page','site/images/pied-de-page');
	objPiedDePage.setBackground();
	objRecherche = new OpacityObject('recherche','site/images/recherche');
	objRecherche.setBackground();
}