$(function(){
	var warp_height = $(document).height();
	$(".ad_warp").height(warp_height);
	$(".ad_warp").animate({opacity:'0.5'},0);
	$(".down2").each(function(){
		$(this).click(function(){
			down2_no = $(this).attr("title");
			if (down2_no == 0)
			{
				$(".ad_warp,.ad_con").show();
				return false;
			}
		});
	});
	$(".ad_con_title b").click(function(){
		$(".ad_warp,.ad_con").hide();
	});

	$(".head_menus li a").eq($(".head_menu").val()).addClass("press");
	

	
	var b=0;
	var c=0;
	var kj=1;
	var a;
	
	$(".index_img_list li").css({"opacity":"0","z-index":"0"}).eq(0).css({"z-index":"1","opacity":"1"});
	

	function adimg()
	{
		
		if ( kj < $(".index_img_page b").length )
		{
			a = kj++;
		}
		else
		{
			a = 0;
			kj=1;
		}
		if (!$(".index_img_list li").is(":animated"))
		{
			if (a == c)
			{
				$(".index_img_list li").eq(a).css({"opacity":"1","z-index":"1"});
			}
			else
			{
				if (b == 0)
				{
					$(".index_img_list li").eq(a).css({"opacity":"1"});
					$(".index_img_list li").eq(b).animate({opacity:"0"},2000,function(){
						$(".index_img_list li").eq(a).css({"z-index":"1"});
						$(this).css("z-index","0");
					});
					
					b = 1;
					c = a;
				}
				else
				{
					$(".index_img_list li").eq(a).css({"opacity":"1"});
					$(".index_img_list li").eq(c).animate({opacity:"0"},2000,function()
					{
						$(".index_img_list li").eq(a).css({"z-index":"1"});
						$(this).css("z-index","0")
					});
					c = a;
				}
			}
		}
	}
	
	$("#index_ban").hover(function() {
			clearInterval(ad_show_time);
		}, function() {
			ad_show_time = setInterval(function(){
				adimg();
			}, 4000);
		}).trigger("mouseleave");
});