载入图像时显示正在载入中的jQuery实现详解编程语言

<script> 
$(function () { 
var img = new Image(); 
  $(img).load(function () { 
    $(this).hide(); 
    $('#loader').removeClass('loading').append(this); 
    $(this).fadeIn(); 
  }).error(function () { 
  // notify the user that the image could not be loaded 
}).attr('src', 'http://farm3.static.flickr.com/2405/2238919394_4c9b5aa921_o.jpg'); 
}); 
</script>