function mudaMenuHome(nomeId){ 
	if (nomeId="noticias"){
	document.getElementById("noticias").className="divOn";
	}
	if (nomeId="empregos"){
	document.getElementById("empregos").className="divOn";
	document.getElementById("noticias").className="divOff";
	document.getElementById("turismo").className="divOff";
	document.getElementById("mapa").className="divOff";
	}
}

function mudaMenu(aba,opcao,divQuadro){ 
var menu = document.getElementById(aba).getElementsByTagName("li");
    for (var i=0; i < menu.length ; i++){
		if (menu[i]==opcao){
		menu[i].className = menu[i].className.replace("off","on");
		}else{
		menu[i].className = menu[i].className.replace("on","off");
		}
    }
	if (divQuadro!='semAcao'){
	mudaQuadro(divQuadro,opcao.value)
	}
}

function mudaQuadro(div,numeroQuadro){
var arrDiv = document.getElementById(div).getElementsByTagName("div");
	for (var i=0; i < arrDiv.length ; i++){
		arrDiv[i].className = arrDiv[i].className.replace("divOn","divOff");
		if (i==numeroQuadro){
		arrDiv[i].className = arrDiv[i].className.replace("divOff","divOn");
		}
	}
}
function mostraDiv(div,icone){
	var situacao=document.getElementById(div).style.display;
	if (situacao=='none'){
		document.getElementById(icone).src="../media/icofecha.jpg";
		document.getElementById(div).style.display="block";
	}else{
		document.getElementById(icone).src="../media/icoabre.jpg";
		document.getElementById(div).style.display="none";
	}
}
function validaBuscaPrincipal(idForm){
	var Form=document.getElementById(idForm)
	if (Form.busca.value == "") {alert("Por favor digite uma palavra para buscar!");Form.busca.focus();return false;}
}
function validaMapaPrincipal(idForm){
	var Form=document.getElementById(idForm)
	if (Form.fromAddress.value == "") {alert("Por favor digite o endereço saída!");Form.fromAddress.focus();return false;}
	if (Form.toAddress.value == "") {alert("Por favor digite o endereço de chegada!");Form.toAddress.focus();return false;}
}