var Pic = new Array();
var time= 7000;

Pic[0] = 'img/01.jpg';
Pic[1] = 'img/02.jpg';
Pic[2] = 'img/03.jpg';
Pic[3] = 'img/04.jpg';
Pic[4] = 'img/05.jpg';
Pic[5] = 'img/06.jpg';
Pic[6] = 'img/07.jpg';

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 runSlideShow(){
 var fs=document.getElementById("SlideShow"); 
 
 if (document.all){ //se il browser è IE fai la trasparenza 
      fs.style.filter="blendTrans(duration=2)";
	  fs.filters.blendTrans.apply();
	  fs.filters.blendTrans.play();
  	  fs.style.backgroundImage='url('+preLoad[j].src+')';
 } //altrimenti non fare nulla poi testa.php pensarà a randomizzare le immagini
   
   j = j + 1;
   if (j > (p-1)) 
   {
   j=0;
   }
   
   setTimeout('runSlideShow()', time);
}