var xmlHttp;

function veCand(str, consulta)
{ 
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Seu navegador nao suporta AJAX!");
  return;
  } 
 if (consulta == 'letra'){
  var url="conteudo.asp"; 
  if (str == ''){
   url=url+"?vletra=-"
  }else{
   url=url+"?vletra="+str;	  
  }
  xmlHttp.onreadystatechange=stateChanged;
  xmlHttp.open("GET",url,true);
  xmlHttp.send(null);
 }
 if (consulta == 'nome'){
   if (str.length >= 7){
	var url="conteudo.asp";
	url=url+"?vnome="+str;
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
   }
 }
 if (consulta == 'cpf'){
  var url="conteudo.asp";
  url=url+"?cpf="+str;
  xmlHttp.onreadystatechange=stateChanged;
  xmlHttp.open("GET",url,true);
  xmlHttp.send(null);
 }
 if (consulta == 'rg'){
  var url="conteudo.asp";
  url=url+"?rg="+str;
  xmlHttp.onreadystatechange=stateChanged;
  xmlHttp.open("GET",url,true);
  xmlHttp.send(null);
 }
}

function stateChanged() 
{ 
if (xmlHttp.readyState==4)
 {
 document.getElementById("conteudo").innerHTML=xmlHttp.responseText;
 }
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}