function slideit(img,imagename,step){
setTransition(imagename);
imagename.filters.item(0).Apply()
imagename.src=img[step].src;
imagename.filters.item(0).Play()
step=(step+1)%img.length;
playTransition(imagename);
setTimeout(function(){slideit(img,imagename,step)},4*1000)
}
function setTransition(imagename){
	imagename.filters.revealTrans.Transition=Math.floor(Math.random()*23);
	imagename.filters.revealTrans.apply();
}
 
function playTransition(imagename){
	imagename.filters.revealTrans.play()
}