日期:2014-05-18 浏览次数:20585 次
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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>广州讯荣办公设备有限公司</title>
<body>
<div style=" width:150px; height:300px; overflow:hidden">
<div id="up" style="position:relative; ">
<table width="100" border="0" cellspacing="0" cellpadding="0">
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>低成本业绩增长战略</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>品牌年度推广方案</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>创智实效训练项目组合</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>样板市场服务</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>维达纸业品牌战略规划</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>然后突然</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>太让人忽然</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>广东人共同繁荣以后</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>维达纸业品牌战略规划</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>然后突然</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>太让人忽然</td>
</tr>
<tr>
<td><img src="" width="101" height="76"></td>
</tr>
<tr>
<td>广东人共同繁荣以后</td>
</tr>
</table>
</div>
</div>
<script language="javascript">
function up(){
document.getElementById("up").style.top=document.getElementById("up").style.top-50;
}
</script>
<input type="button" name="Submit" value="向上" onClick="up()">
</body>
</html>
function up(){
try{
var obj=document.getElementById("up")
obj.style.top=obj.style.top-50;
}
catch(e)
{
obj.style.top=0;
}
}
------解决方案--------------------
<script language="javascript">
var i=0;
function up(){
i++;
document.getElementById("up").style.top=-50*i;
if (i<10){
setTimeout(&