function MEP(){
		var larg,haut;
 		 if(window.innerWidth){
            larg = (window.innerWidth);
            haut = (window.innerHeight);
         }
         else if(document.body){
            larg = (document.body.clientWidth);
            haut = (document.body.clientHeight);
         }
         document.getElementById('main').style.height = haut - 135;
         document.getElementById('main').style.width = larg - 150;
         document.getElementById('haut').style.width = larg - 150;
         document.getElementById('gauche').style.height = haut - 135;

}