function callBackFunc(elm) {	
  elm.innerHTML = '<iframe src="https://ad.linkprice.com/cpc/cpc.php?m=inlcorp&a=A100626735&t=pc&bs=300x250" height="250" width="300" frameborder="0" scrolling="no" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true"></iframe>';
  elm.style.display = 'block';
}

document.write('<ins class="kakao_ad_area" style="display:none;" data-ad-unit="DAN-uvbcg8e8qjj8" data-ad-width="300" data-ad-height="250" data-ad-onfail="callBackFunc"></ins>');
document.write('<scr'+'ipt type="text/javascript" src="//t1.daumcdn.net/kas/static/ba.min.js" async></scr'+'ipt>');