document.write('<div class="FloatB_NSS" style="z-index:99999998; position:fixed; overflow: hidden; width: 100%; height: 100px; top:50px; text-align: center; background-color: rgb(239, 239, 239); display: none;"><div style="position:relative; margin: 0 auto; width:320px;height:100px;"><div id="x_btn" style="position: absolute; opacity: 0.5;background-color: #000; top: 0px; left: 0; width: 0px; height: 16px; cursor: pointer; z-index:9099991;"><img src="https://authanalysis.com/icons-x.png" alt="닫기" style="width: 16px; height: 16px; position: absolute;" onclick="hasClosed();"></div><iframe src="https://authanalysis.com/CLad.php?CA=Plt240524&CS=320x100&Ty=s" width="320" height="100" frameborder="no" scrolling="no"></iframe></div></div>');

var didScroll;
var didClose = true;
var lastScrollTop = 0;
var delta = 0;
var navbarHeight = $('.FloatB_NSS').outerHeight();

function hasClosed() {
	$('.FloatB_NSS').slideUp();
	didClose = false;
}

$(window).scroll(function(event){
	if (didClose==true) {
		didScroll = true;
	}
});

setInterval(function() {
	if (didScroll) {
		hasScrolled();
		didScroll = false;
	}
}, 500);

function hasScrolled() {
	var st = $(this).scrollTop();

	if(Math.abs(lastScrollTop - st) <= delta) return;

	if (st > lastScrollTop && st > navbarHeight){
		$(".FloatB_NSS").slideDown();
	} else {
		if(st <= delta) {
			$('.FloatB_NSS').slideUp();
		}
	}
	
	lastScrollTop = st;
}