https://developers.google.com/publisher-tag/samples/lazy-loading?hl=ko 위 링크에 상세한 방법이 있다 핵심은 아래와 같다. googletag.defineSlot('/123456789/inventory, [[300, 100], element) .setTargeting('local', 'lazyload') .addService(googletag.pubads()); googletag.pubads().enableLazyLoad(); googletag.pubads().enableLazyLoad({ fetchMarginPercent: 50, renderMarginPercent: 20, mobileScaling: 2.0 }); googletag.enableSer..