<html xmlns=" http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>無標題文檔</title><style type="text/css">
<!--
#marquee {
height: 120px;
width: 480px;
overflow: hidden;
}
#marquee .mi {
font-size: 12px;
width: 250px;
height: 110px;
border: 5px solid #666666;
margin-right: 10px;
margin-left: 10px;
}-->
</style>
<script type="text/javascript">
var marqueeInterval;
var cw,ch,mBody;
function marquee(){
try{
var A = arguments[0];
var O = document.getElementById(arguments[0])
var direction = arguments[1];
var delay = parseInt(arguments[2]);
var amount = parseInt(arguments[3]);
var isFirist = arguments[4];
var dw = O.offsetWidth
var dh = O.offsetHeight;
if(direction == "left" || direction == "right"){
clearInterval(marqueeInterval);
if(isFirist == true){
var mChild = document.all ? O.childNodes[0] : O.getElementsByTagName("div")[0];
cw = mChild.scrollWidth;
ch = mChild.scrollHeight;
//cw = document.all ? mChild.scrollWidth : mChild.clientWidth;
//ch = document.all ? mChild.scrollHeight : mChild.clientHeight;
mBody = mChild.innerHTML;
O.innerHTML = "";
var childNum = parseInt(dw/cw)+2;
var htmlString = "<table border=\"0\" width="+(childNum*cw)+" cellpadding=\"0\" cellspacing=\"0\"><tr>";
for(i = 0 ; i < childNum ; i++){
htmlString += "<td width=\""+cw+"\" height=\""+ch+"\"><div style=\"width:"+cw+"px height:"+ch+"px \">"+mBody+"</div></td>";
}
htmlString += "</tr></table>";
O.innerHTML = htmlString;
isFirist = false;
}
if(parseInt(O.scrollLeft) < parseInt(cw)){
O.scrollLeft = O.scrollLeft+amount;
}else{
O.scrollLeft = 0;
}
marqueeInterval = setInterval(function(){marquee(A,direction,delay,amount,isFirist)},delay)
}
}catch(e){
if (e.number == -2146827864)
alert("未選擇要滾動的DIV")
else{
alert(e.description)
}
}
}
window.onload = function(){
marquee("marquee","left",50,1,true)
}
</script>
</head><body>
<div id="marquee" >
<div style="width: 240px;height: 18px;"><div class="mi">大家好，我是驕陽，這是壹個無縫滾動效果</div></div>
</div>
<marquee direction="left" scrolldelay="10" scrollamount="1" width="480">大家好，我是驕陽，這是marquee的滾動效果</marquee>
</body>
</html>
由於時間問題，我只給妳寫壹向左滾動效果但我還是建議妳不要使用JS控制的無縫滾動，因為在WEB中setInterval和setTimeout都是很耗內存的這樣就會降低妳的頁面執行速度如果妳實在要用滾動效果的話，可以考慮用Flash代替