Option to automatically lazy load iFrames. This method is popularly known as lazy loading–it will minimise the HTTP requests on initial page load, and ultimately improve the page’s performance. Hey guys, today I am going to show you the magic of the lazy load technique and also show you how you can do it. No really. If you want to lazy load MP4 videos, you can lazy load using the “preload” and “poster” attributes. Found inside – Page 206evalAverage () function, 162 getAvg function, 161 HTML skeletal structure, ... 2 optimizations lazy loading (see Lazy loading) page render bottlenecks (see ... Found insideKindle Fire, Kindle Koblentz, Thierry, Responsive video sizing L label attribute