$(document).ready(function(){
	var delay=300;
	$("#tab1").hover(
		function () {
			clearInterval(sh);
			showItem(1);
		},
		function () {
			sh = setInterval(autoRotate, timer);;
		}
	);

	$("#tab2").hover(
		function () {
			clearInterval(sh);
			showItem(2);
		},
		function () {
			sh = setInterval(autoRotate, timer);;
		}
	);

	$("#tab3").hover(
		function () {
			clearInterval(sh);
			showItem(3);
		},
		function () {
			sh = setInterval(autoRotate, timer);;
		}
	);
});

var curr_no=1;
var timer_no=1;
var rotate_timer="";
var timer=8000;
var sh;

function showItem(no){
	if(curr_no!=no){
		resetItems();
		$("#slide-"+no).fadeIn();
		t=0+(no*81)-81;
		$("#tab-arrow").css("top",t+"px");
		$("#tab"+no).addClass("hdr_news_big");

		curr_no=no;
	}
}

function resetItems(){
	$("#slide-"+curr_no).fadeOut();
	$("#tab"+curr_no).removeClass("hdr_news_big");
}
function autoRotate(){
	showItem(timer_no);
	timer_no++;
	if(timer_no>3){
		timer_no=1;
	}
}

sh = setInterval(autoRotate, timer);