一下的“预缓存图像”为什么实现不了？
0
悬赏园豆：10
[待解决问题]
<head runat="server">
<title>无标题页</title>
<script type="text/javascript">
var mages=new Array();
mages["image1"]=new Image(300,300);
mages["image1"].src="imgs\1.jpg";
mages["image2"]=new Image(300,300);
mages["image2"].src="imgs\2.jpg";
mages["image3"]=new Image(300,300);
mages["image3"].src="imgs\3.jpg";
function loadCached(list)
{
var img= list.options[list.selectedIndex].value;
document.getElementById("diyige").src=mages[img].src;
}
</script>
</head>
<body>
<img height="300" id="diyige" src="imgs\1.jpg" width="300" alt="" />
<form id="form1" runat="server">
<div>
<select name="cached" onchange="loadCached(this)">
<option value="image1">1</option>
<option value="image2">2</option>
<option value="image3">3</option>
</select>
</div>
</form>
</body>
