var i = 0;
var banners = new Array(3);
banners[0] = document.getElementById('first');
banners[1] = document.getElementById('second');
banners[2] = document.getElementById('third');

function rotate(){
	$(banners[i]).fadeOut("fast");
	if(i<2){i++;}else{i=0;}
	setTimeout('changeBanner()',100);
}
function changeBanner(){
	$(banners[i]).fadeIn("slow"); 
	setTimeout("rotate()",4000);
}	
setTimeout("rotate()",4000);