// create a hidden iframe to host the rpc
 function createEl () {
 var rpc=document.createElement("iframe");
  rpc.setAttribute("id", "rpc");
  document.getElementsByTagName("body")[0].appendChild(rpc);
  }

  function rpcLookupEmail(el) {

  var rpc=document.getElementById("rpc");

  if (el.value!="") {
    rpc.setAttribute("src","http://www.smartsurveyor.com/rpc.php?id="+el.id+"&value="+el.value);
  }
  else {
    /*el.className=""*/;
  }
}

function rpcHandler (id, value) {
  /*var el = document.getElementById(id);*/
  var ent = document.getElementById('entrar');
  var mau = document.getElementById('maumail');
  var btn = document.getElementById('botao');

  switch (value) {

    case "nomatch":
       btn.style.visibility="hidden";
       mau.style.display="inline"
       ent.style.display="none";
      /*el.className="nomatch";*/
      break;

    case "multimatch":
       btn.style.visibility="hidden";
       mau.style.display="inline"
       ent.style.display="none";
      /*el.className="nomatch";*/
       break;

    default:
       btn.style.visibility="visible";
       mau.style.display="none"
       ent.style.display="inline";

      /*el.value=value;
      el.className="matched";*/
      break;

  }
}

function rpcNoMatch (){
   var ent1 = document.getElementById('entrar1');
  var mau1 = document.getElementById('maumail1');
  var btn1 = document.getElementById('botao1');
     var ent2 = document.getElementById('entrar2');
  var mau2 = document.getElementById('maumail2');
  var btn2 = document.getElementById('botao2');
      btn1.disabled=true;
       mau1.style.display="block";
       ent1.style.display="none";
      btn2.disabled=true;
       mau2.style.display="block";
       ent2.style.display="none";
}

function rpcMatch (){
  var ent1 = document.getElementById('entrar1');
  var mau1 = document.getElementById('maumail1');
  var btn1 = document.getElementById('botao1');
    var ent2 = document.getElementById('entrar2');
  var mau2 = document.getElementById('maumail2');
  var btn2 = document.getElementById('botao2');

  btn1.disabled=false;
  mau1.style.display="none";
  ent1.style.display="block";
    btn2.disabled=false;
  mau2.style.display="none";
  ent2.style.display="block";
}