var slideShowSpeed = 4500;//tempo que se manten fixa unha imaxe co seu texto
var crossFadeDuration = 3;

/*var Pic = new Array();//array de imaxes
Pic[0] = 'images/SIL032.jpg'
Pic[1] = 'images/SIL033.jpg'
Pic[2] = 'images/SIL034.jpg'
Pic[3] = 'images/SIL035.jpg'

var info = new Array();//array de textos pé de imaxe
info[0] = 'Imaxe 1'
info[1] = 'Imaxe 2'
info[2] = 'Imaxe 3'
info[3] = 'Imaxe 4'*/

Pic=cadenaPortadas.split(",");

var t;
var j = 0;
var p = Pic.length;
var preLoad = new Array();
for (i = 0; i < p; i++){
preLoad[i] = new Image();
preLoad[i].src = Pic[i];
}

function cambia() {
if (document.all) {
document.images.SlideShow.style.filter="blendTrans(duration=2)";
document.images.SlideShow.style.filter="blendTrans(duration=crossFadeDuration)";
document.images.SlideShow.filters.blendTrans.Apply();
}
document.images.SlideShow.src = preLoad[j].src;
if (document.all) {
document.images.SlideShow.filters.blendTrans.Play();
//trans.innerHTML = info[j];
}
j = j + 1;
if (j > (p - 1)) j = 0;
t = setTimeout('cambia()', slideShowSpeed);
}