var xmlDoc;
var numrows
var imgs1;
var lnks1;
var alt1;
var xmlTemp;
var imgCt1
function crearObjetoXML(archivoXML){
   if(window.ActiveXObject){ //for ie.
      xmlDoc = new ActiveXObject("Microsoft.XMLDOM"); 
      xmlDoc.async="false";
      xmlDoc.load(archivoXML);
      parsearXML();
   }else if(document.implementation && document.implementation.createDocument){//for ff,opera,and others.
       try        {
            xmlDoc = document.implementation.createDocument("","",null);
            xmlDoc.load(archivoXML);
            xmlDoc.onload = parsearXML;
       }
       catch(e){// for Safari                        
            xmlDoc = new XMLHttpRequest();                       
            xmlDoc.open("GET", archivoXML, false);                        
            xmlDoc.send();                        
            xmlDoc=xmlDoc.responseXML; 
            parsearXML();                                       
       }
   }else{
      alert ('Su navegador no puede soportar este script');
   }
}


function parsearXML(){
    if(window.ActiveXObject){
        xmlTemp = xmlDoc.documentElement;    
    }else{
        xmlTemp = xmlDoc.firstChild;    
    }
    numrows = xmlDoc.getElementsByTagName('advertise')[0].childNodes.length;
    imgs1 = new Array(numrows);
    lnks1 = new Array(numrows);
    alt1 = new Array(numrows);
    imgCt1 = numrows;
    for (var i=0;i<=numrows-1;i++)
    {
        imgs1[i] =  xmlDoc.getElementsByTagName('advertise')[0].getElementsByTagName('item')[i].getAttribute('logo');
        lnks1[i] =  xmlDoc.getElementsByTagName('advertise')[0].getElementsByTagName('item')[i].getAttribute('link'); 
        alt1[i] =   xmlDoc.getElementsByTagName('advertise')[0].getElementsByTagName('item')[i].getAttribute('nombre');
    }
    
}

crearObjetoXML('../xml/imagerotatorxml.php');
var currentAd1 = 0; 
function cycle1()
{ 
    if (currentAd1 == imgCt1) { currentAd1 = 0; } 
    var banner1 = document.getElementById('adBanner1');
    var link1 = document.getElementById('adLink1'); 
    banner1.src=imgs1[currentAd1] 
    banner1.alt=alt1[currentAd1]
    document.getElementById('adLink1').href=lnks1[currentAd1]
    currentAd1++; 
} 
window.setInterval("cycle1()",5000);