// Archivo JScript
function createXMLHttpRequest() {
  try { return new XMLHttpRequest(); } catch(e) {}
  try { return new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) {}
  try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) {}
  alert("XMLHttpRequest not supported");
  return null;
}
var xhReq = createXMLHttpRequest();
function lastSearches(){
 if(!xhReq){return;}
 xhReq.open("GET", "/ultimas-busquedas.aspx", true);
 xhReq.onreadystatechange = onLSResponse;
 xhReq.send(null);
 setTimeout('lastSearches()', 5500);
}
function onLSResponse() {
 try{
   if (xhReq.readyState != 4)  { return; }
   document.getElementById("dub").innerHTML = xhReq.responseText;
 }catch(e){alert('error: ' + xhReq.responseText);}
}