function open_menu() {
	//alert("abre");
	document.getElementById('desativa_menu').style.zIndex=14;
	EditDiv(16);
}                                     
		
function close_menu() {
	//alert("fecha");
	EditDiv(9);
}

function EditDiv(height) {
	var dm = "topo_eleva_interna";
	var h = 371;
	document.getElementById('topo_eleva_interna').style.zIndex=height;
}
function setBack(back) {
	document.body.style.backgroundImage="url(../img/bgs/bg_topo_home0"+(back+2)+".jpg)";
}