$(document).ready(function(){
	setInterval("switchPhoto()", 3000);
  
});

var item = 2;
var itemCnt = 7;

function switchPhoto(){
	$("#carousel-image-" + item).css("z-index","1001");
	$("#carousel-image-" + item).css("opacity","0");
	$("#carousel-image-" + item).animate({"opacity": "+=1"}, "slow","swing",switchPhotoComplete);

}
function switchPhotoComplete(){
	for (i=1;i<=itemCnt;i++){
		
		if (i != item){
			$("#carousel-image-" + i).css("opacity","0");
			$("#carousel-image-" + i).css("z-index","1");
		}
	}
	$("#carousel-image-" + item).css("z-index","1000");
	if (item == itemCnt){
		item = 1;
	}
	else{
		item++;
	}
}