function ajaxInit() {
var req;

try {
req = new ActiveXObject("Microsoft.XMLHTTP");
} catch(e) {
try {
 req = new ActiveXObject("Msxml2.XMLHTTP");
} catch(ex) {
 try {
  req = new XMLHttpRequest();
 } catch(exc) {
  alert("Esse navegador não tem recursos para uso do Ajax");
  req = null;
 }
}
}

return req;
}


function enque(id){
ajax = ajaxInit();
ajax.open("POST", "enquete.php", true);
ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;");
ajax.onreadystatechange=function() {
var conteudo=document.getElementById("enquete")
if (ajax.readyState == 1){
  conteudo.innerHTML='<p style="text-align: center;"><img src="imagens/load2.gif" alt=""></p> ';
}
if (ajax.readyState==4){
conteudo.innerHTML=ajax.responseText
}
}
	var objeto = document.formenquete.enqu;
    var escolha = null;
    for (var i = 0; i < objeto.length; i++)
    {
        if (objeto[i].checked)
            escolha = objeto[i].value;
    }
	ajax.send("resp="+escolha+"&id="+id);
}

function lerenque(id){
ajax = ajaxInit();
ajax.open("GET", "enquete.php?id="+id, true);
ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;");
ajax.onreadystatechange=function() {
var conteudo=document.getElementById("enquete")
if (ajax.readyState == 1){
  conteudo.innerHTML='<p style="text-align: center;"><img src="imagens/load2.gif" alt=""></p> ';
}
if (ajax.readyState==4){
conteudo.innerHTML=ajax.responseText
}
}
	ajax.send(null);	
}