var SlideShowSpeed = 5000;
var CrossFadeDuration = 3;
var Picture = new Array();
var Caption = new Array();

Picture[1]  = 'images/mainpic1.jpg';
Picture[2]  = 'images/mainpic2.jpg';
Picture[3]  = 'images/mainpic3.jpg';

var tss;
var iss;
var jss = 1;
var pss = Picture.length-1;

var preLoad = new Array();
for (iss = 1; iss < pss+1; iss++){
preLoad[iss] = new Image();
preLoad[iss].src = Picture[iss];}

function runSlideShow(){
if (document.all){
document.images.MainP.style.filter="blendTrans(duration=2)";
document.images.MainP.style.filter="blendTrans(duration=CrossFadeDuration)";
document.images.MainP.filters.blendTrans.Apply();}
document.images.MainP.src = preLoad[jss].src;
if (document.all) document.images.MainP.filters.blendTrans.Play();
jss = jss + 1;
if (jss > (pss)) jss=1;
tss = setTimeout('runSlideShow()', SlideShowSpeed);
}