var piccies = new Array('http://admin.gravesandhobbsroofing.co.uk/images/gravesandhobbs/building-img.jpg', 'http://admin.gravesandhobbsroofing.co.uk/images/gravesandhobbs/building-img2.jpg', 'http://admin.gravesandhobbsroofing.co.uk/images/gravesandhobbs/building-img3.jpg', 'http://admin.gravesandhobbsroofing.co.uk/images/gravesandhobbs/building-img4.jpg', 'http://admin.gravesandhobbsroofing.co.uk/images/gravesandhobbs/building-img5.jpg');

var preload = new Array();

for(var i = 1; i < piccies.length;i++)
{
preload[i]=new Image;
preload[i].src=piccies[i];
}
var browser = navigator.appName;
var posit = 0;
// function to perform transition

function playTransition()
{

if(posit == piccies.length-1)
{
    posit = 0;
}else
{
posit++;
}

if(browser == "Microsoft Internet Explorer")
{
// apply transition
document.all.object.filters.revealTrans.Apply();

// change image source
document.all.object.src = piccies[posit];


// play transition
document.all.object.filters.revealTrans.Play();
}else
{
window.document.object.src = piccies[posit];
}
setTimeout('playTransition()', 6000);
}