/* 
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
var imagenes=new Array()

imagenes[0]=new Image (380,288);
imagenes[0].src="http://redalyc.uaemex.mx:80/redalyc/media/inc/img/bannerCongreso1.jpg"
imagenes[1]=new Image (399,291);
imagenes[1].src="http://redalyc.uaemex.mx:80/redalyc/media/inc/img/bannerCongreso2.jpg"
imagenes[2]=new Image (248,289);
imagenes[2].src="http://redalyc.uaemex.mx:80/redalyc/media/inc/img/bannerCongreso3.jpg"
var cont=0;

function presImagen()
{
  if (document.all){
        document.getElementById('congresoImg').filters.blendTrans.apply()
        document.getElementById('congresoImg').src=imagenes[cont].src
        document.getElementById('congresoImg').filters.blendTrans.play()
  } else {
        document.images.congresoImg.src = imagenes[cont].src
  }

  if (cont < imagenes.length-1) {
      cont ++
  } else {
      cont=0
  }

  tiempo=window.setTimeout('presImagen()',5000);
}