(function() { var el = document.getElementById('ad-7980362093'); var pushed = false; function pushAd() { if (pushed || !el || el.offsetWidth === 0) return; pushed = true; (adsbygoogle = window.adsbygoogle || []).push({}); } // 广告进入视口附近才加载（解决宽度为0 + 提升页面速度） if ('IntersectionObserver' in window) { var io = new IntersectionObserver(function(entries) { if (entries[0].isIntersecting) { pushAd(); io.disconnect(); } }, { rootMargin: '200px 0px' }); io.observe(el); } else { window.addEventListener('load', pushAd); } })();