function GetXMLHttp() {   
    if (navigator.appName == "Microsoft Internet Explorer") {   
        xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");   
    } else {   
        xmlHttp = new XMLHttpRequest();
	}
    return xmlHttp;   
}   
var mod = GetXMLHttp(); 

function tiraAcento(text) { 
  text = text.replace(new RegExp('[""]','gi'), ''); 
  text = text.replace(new RegExp('\n','gi'), '');
  text = text.replace(new RegExp(' ','gi'), '');

  return text; 
} 

//carregando
function carrregando(pagina,divs) {
	document.getElementById("exibir").innerHTML="";
    mod.open("GET", pagina, true);   
    mod.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	mod.setRequestHeader("Content-Type", "text/html");
	mod.setRequestHeader("Content-Type", "charset=utf-8");
	mod.setRequestHeader('Content-Type','application/x-www-form-urlencoded');       
    mod.onreadystatechange = function() {   
        if (mod.readyState == 4) {   
        document.getElementById(divs).innerHTML = mod.responseText;
		}   
    };   
    mod.send(null);   
}

function carrregando3(pagina) {
	mod.open("GET", pagina, true);   
    mod.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	mod.setRequestHeader("Content-Type", "text/html");
	mod.setRequestHeader("Content-Type", "charset=utf-8");
    mod.onreadystatechange = function() {   
        if (mod.readyState == 4) {   
        document.getElementById("conteudo").innerHTML = mod.responseText;
		relacionados();
		contador();
		}   
    };   
    mod.send(null);   
}


//conteudo
  
function alimentarCombo(valor) {
	document.getElementById("exibir").innerHTML="";
	//document.getElementById("txtbusca").value="";
	document.getElementById("conteudo").innerHTML ="<div class=\"top2\"><div id=\"aviso\"><div id=\"txt_aviso\"><img src=\"imagens/loop.gif\" alt=\"Aguarde\" border=\"0\"  /></div></div></div>";
	document.getElementById("cidades").value =document.getElementById("cidades").innerHTML;
    mod.open("GET", "cidades.php?listestado="+valor+"&rand=" + Math.random()+"", true);   
    mod.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	mod.setRequestHeader("Content-Type", "text/html");
	mod.setRequestHeader("Content-Type", "charset=utf-8");
    mod.onreadystatechange = function() {
		if (mod.readyState == 4) {
		document.getElementById("cidades").innerHTML=mod.responseText;
		document.getElementById("conteudo").innerHTML="<div class=\"top2\"><div id=\"aviso\"><div id=\"txt_aviso\">Aguardando sua consulta!</div></div></div>";
		tempo();
		}
		};   
    mod.send(null);   
}