var xmlhttp;

function showResult(str)
{
if (str.length==0)
  {
  document.getElementById("namesearch").innerHTML="";
  return;
  }

xmlhttp=GetXmlHttpObject()
if (xmlhttp==null)
  {
  alert ("Your browser does not support XML HTTP Request");
  return;
  }
var url="getrazon.php";
url=url+"?q="+str;
url=url+"&sid="+Math.random();
xmlhttp.onreadystatechange=stateChanged ;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}

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

function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}

function seleccionTipo(val)
{
switch(val){
        case "8":  // Alta y modificación proveedores
        location.href="./images/Instructivo_de_alta_y_pago_a_proveedores.doc"
        break;
        case "7":  // Procedimiento de Pagos
        location.href="./images/Instructivo_de_alta_y_pago_a_proveedores.doc"
        break;
        case "1":
        document.getElementById('fact').style.display = 'block';
        document.getElementById('plazo').style.display = 'none';
        break;
        case "5":
        document.getElementById('fact').style.display = 'none';
        document.getElementById('plazo').style.display = 'block';
        break;
        default:
        document.getElementById('fact').style.display = 'none';
        document.getElementById('plazo').style.display = 'none';
        break;
        }
}