/*
 * Requisição
 */
function devolveRq(){
	try{
		rq = new XMLHttpRequest();
	}
	catch(erro1){
		try{
			rq = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch(erro2){
			try{
				rq = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch(erro3){
				window.alert('Seu navegador não tem suporte a Ajax');
				rq = false;
			}
		}
	}
	return rq;
}
var ajax = devolveRq();

/*
 * Newsletter
 */
function newsletter(){
	var rand = parseInt(Math.random()*999999999999);
	var mail = document.getElementById("email_news").value;
	var url = "_inc/newsletter.php?r="+rand+"&acao=1&email_news="+mail;
	ajax.open("GET", url, true);
	ajax.onreadystatechange = RespostaNews;
	ajax.send(null);
}

function RespostaNews(){
	if(ajax.readyState == 4){
		if(ajax.status == 200){
			var Resp = ajax.responseText;
			document.getElementById("informativos_direito").innerHTML = Resp;
		}else{
			window.alert('ERRO: '+ ajax.statusText);
		}
	}else{
		document.getElementById("informativos_direito").innerHTML = "<div style='padding:2px;font-size:10px;font-weight:bold;text-align:center;background-color:#FFF;'><img src='images/loading.gif' alt='' border='0' width='20' height='20' /><br />Carregando...</div>";
	}
}
/*
 * Enquete
 */
function votar(voto,enquete){
	var rand = parseInt(Math.random()*999999999999);
	var voto = voto;
	var enquete = enquete;
	var url = "pages/enquete.php?r="+rand+"&act=1&voto="+voto+"&enquete="+enquete;
	ajax.open("GET", url, true);
	ajax.onreadystatechange = RespEnquete;
	ajax.send(null);
}

function RespEnquete(){
	if(ajax.readyState == 4){
		if(ajax.status == 200){
			var Resp = ajax.responseText;
			document.getElementById("enquete").innerHTML = Resp;
		}else{
			window.alert('ERRO: '+ ajax.statusText);
		}
	}else{
		document.getElementById("enquete").innerHTML = "<div style='padding:10px;font-size:10px;font-weight:bold;text-align:center;'><img src='images/loading.gif' alt='' border='0' width='24' height='24' /><br />Carregando...</div>";
	}
}