// JavaScript Document
var request;
var valor;
var ie;
var validation;
var curpagina;
var curimg;

function getRequestObject() {
	if (window.ActiveXObject) {
	return(new ActiveXObject("Microsoft.XMLHTTP"));
	}
	else if (window.XMLHttpRequest) {
	return(new XMLHttpRequest());
	}
	else {
	return(null);
	}
}

function sendRequest(address, pagina) {
request = getRequestObject();
request.onreadystatechange = showResponseAlert;
request.open("GET", address, true);
curimg = address;
curpagina = pagina;
	if (curpagina == 'galeria') {
	document.getElementById("conteudo").src = 'galeria_carregando.htm';
	}
request.send(null);
}

function showResponseAlert() {
	if ((request.readyState == 4) && (request.status == 200)) {
		if (curpagina == 'galeria') {
		document.getElementById("conteudo").src = 'galeria.php';
		}
	}
}


function sendRequestNewsletter(address) {
request = getRequestObject();
request.onreadystatechange = showResponseAlertNewsletter;
request.open("GET", address, true);
request.send(null);
}

function showResponseAlertNewsletter() {
	if ((request.readyState == 4) && (request.status == 200)) {
		if (request.responseText.substr(request.responseText.length - 1,1) == 1) {
		alert('Este e-mail já está cadastrado em nosso Banco de Dados.');
		document.getElementById("nwl_mail").focus();
		}
		else if (request.responseText.substr(request.responseText.length - 1,1) == 0) {
		sendRequestNewsletter('newsletter.php?cadastrar=1&&email=' + document.getElementById("nwl_mail").value);
		}
		else if (request.responseText.substr(request.responseText.length - 1,1) == 2) {
		alert('E-mail cadastrado com sucesso!!!');
		document.getElementById("nwl_mail").value='';
		document.getElementById("nwl_mail").focus();
		}
		else {
		alert('Ocorreu um erro desconhecido\n\nErr Number: ' + request.responseText.substr(request.responseText.length - 1,1));
		document.getElementById("nwl_mail").focus();
		}
	}
}