$(function(){
	var banners = $(".BannerBox .banner");
	var bannerNum = banners.length;
	var curNum = 0;
	function play(){
		banners.hide();
		//curNum = (curNum++ >= (bannerNum - 1)) ? 0 : curNum;
		if(curNum++ >= (bannerNum - 1)){
			curNum = 0;	
		}
		else {}
		banners.eq(curNum).fadeIn(1000);
	}
	setInterval(play, 5000);
})