jQuery Plugin For Preloading Images With Javascript - imageloader

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License: MIT
jQuery Plugin For Preloading Images With Javascript - imageloader

imageloader is an useful jQuery plugin for preloading images with javascirpt to improve the user experience.

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How to use it:

1. Include the latest jQuery library and jQuery imageloader plugin on your page

<script src="http://cdnjs.cloudflare.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
<script src="js/jquery.imageloader.js"></script>

2. Markup

<span class="preloader"></span>
<ul id="images"></ul>

3. The javascript

var $line = $('.headline .preloader'),
$images =$('#images');


// Array of image URLs to load
urls: ['images/0.jpg', 'images/1.jpg', ...],

smoothing: true,

onComplete: function(images){
$('#complete-icon').animate({opacity:1}, 600);

onUpdate: function(ratio, image){
$line.css('width', (ratio * 100) + '%');
var index = $('#images li').size();
$images.append('<li id="' +  index + '"><img src="' + image + '"/></li>');
$('#images li:eq(' + index + ')').delay(index * 50).animate({opacity: 1}, 1000);

onError: function(err){

Change Log:

v2.0 (2013-05-16)

  • simplified, allow multiple calls on one page
  • onComplete no longer has `images` parameter
  • can now do multiple $.imageloader calls on one page

This awesome jQuery plugin is developed by tuupola. For more Advanced Usages, please check the demo page or visit the official website.