焦点图显示了，可是看不到loading图
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
<title>企业网站综合布局</title>
<link rel="stylesheet" href="css/main.css" type="text/css" />
<script src="js/setHomeSetFav.js" type="text/javascript" charset="gb2312"></script>
<script src="js/myfocus-2.0.4.min.js" type="text/javascript"></script>
<script src="js/mf-pattern/mF_YSlider.js" type="text/javascript"></script>
<link rel="stylesheet" href="js/mf-pattern/mF_YSlider.css" type="text/css" />
<script>
myFocus.set({
id:'picBox'
});
</script>
</head>
<div class="ad" id="picBox">
<div class="loading"><img src="images/loading.gif" alt="图片加载中" /></div>
<div class="pic">
<ul>
<li><img src="images/ad2.jpg" alt="" /></li>
<li><img src="images/ad3.jpg" alt="" /></li>
<li><img src="images/ad4.jpg" alt="" /></li>
</ul>
</div>
</div>
