Preload Images with Javascript

Reduce latency and improve website functionality of the site in general with the use of javascript and preload.

Preloading the images on your website with Javascript
fast loading pages reduce errors, conserve bandwidth, and please visitors. Your mantra for achieving image efficiency should be "reuse, optimize, and preload." Although each of these methods is important, we will focus on methods for preloading images.

Javascript is not allows you to start loading the images in the HEAD section of your page, which means that this technique (unless the images are large or many) viewers will have the necessary images in your browser cache before the script starts. Here is a sample script that preloads a single image: