预加载页面图片的简单方案

<!-- optional: image cacheing. Any images contained in this div will be loaded offscreen, and thus cached -->
    
<style type="text/css">
/* Caching CSS created with the help of;Klaus Hartl <klaus.hartl@stilbuero.de> */
@media projection, screen {
     div.imgCache { position: absolute; left: -8000px; top: -8000px; }
     div.imgCache img { display:block; }
}

@media print { div.imgCache { display: none; } }

</style>

<div class="imgCache">
    <img src="inc/busy.gif" />
    <img src="dialog/close.gif" />
    <img src="dialog/sprite.gif" />
    <img src="dialog/close_sprite.gif" />
    <img src="dialog/bl.gif" />
    <img src="dialog/br.gif" />
    <img src="dialog/bc.gif" />
    <img src="notice/note_icon.png" />
    <img src="notice/close_icon.png" />
</div>