2、向下滚动
复制代码 代码示例:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>连续向下滚动-www.jb200.com</title>
<style type="text/css">
<!--
body {
font-size: 9pt;
color: #000000;
}
a {
color: #0000FF;
text-decoration: none;
}
a:hover {
color: #FF0000;
text-decoration: underline;
}
-->
</style>
</head>
<body>
<div id="marquees"> <a href="#">链接一</a><br>
<br>
<a href="#">链接二</a><br>
<br>
<a href="#">链接三</a><br>
<br>
<a href="#">链接四</a><br>
<br>
</div>
<script language="JavaScript">
marqueesHeight=200;
with(marquees){
style.width=0;
style.height=marqueesHeight;
style.overflowX="visible";
style.overflowY="hidden";
noWrap=true;
onmouseover=new Function("stopscroll=true");
onmouseout=new Function("stopscroll=false");
}
document.write('<div id="templayer" style="position:absolute;z-index:1;visibility:hidden"></div>');
preTop=0; currentTop=0;getlimit=0;stopscroll=false;
function init(){
templayer.innerHTML="";
while(templayer.offsetHeight<marqueesHeight){
templayer.innerHTML+=marquees.innerHTML;
}
marquees.innerHTML+=templayer.innerHTML;
setInterval("scrollDown()",10);
}init();
function scrollDown(){
if(stopscroll==true) return;
preTop=marquees.scrollTop;
marquees.scrollTop-=1;
if(preTop==marquees.scrollTop){
if(!getlimit){
marquees.scrollTop=templayer.offsetHeight*2;
getlimit=marquees.scrollTop;
}
marquees.scrollTop=getlimit-templayer.offsetHeight+marqueesHeight;
marquees.scrollTop-=1;
}
}
</script>
</body>
</html>