JavaScript滚动新闻类

【 tulaoshi.com - Web开发 】

程序代码
!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"
html xmlns="http://www.w3.org/1999/xhtml"
head
meta http-equiv="Content-Type" content="text/html; charset=utf-8" /
meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7" /
title滚动新闻类 - 51js.com - biyuan/title
style type="text/css"
body {
    text-align:center;
}
td {
    font-size:12px;
    line-height:20px;
    text-align:left;
}
.marquee {
    width:100%;
    height:100%;
    overflow:hidden;
}
.m {
    height:20px;
}
.m2 {
    height:90px;
}
/style
/head
body
table border='1'
    tr
        td height='20' width='250'div id='marquee1' class='marquee m'/div/td
        td height='20' width='300'div id='marquee2' class='marquee m'/div/td
    /tr
    tr
        td height='99' colspan='2'基本上够用了吧！/td
    /tr
    tr
        td height='90' colspan='2'div id='marquee3' class='marquee m2'/div/td
    /tr
/table
script language="JavaScript"
function BYMarquee(){
    this.Content = [];    //显示内容
    this.Speed = 20;    //上移速度
    this.Object = {};    //http://www.knowsky.com  marquee容器对象
    this.Pause = true;    //是否停留
    this.Start = function(){
        var o = this.Object;
        var Pause = this.Pause;
        var Stop = false;
        var Stop2 = false;
        o.onmouseover = function(){
            Stop = Stop2 = true;
        }
        o.onmouseout = function(){
            Stop = Stop2 = false;
        }
        var BodyHtml = [];
        for(var i in this.Content){
            BodyHtml.push("a href="" + this.Content[i].link + """ + this.Content[i].text + "/a");
        }

（本文来源于图老师网站，更多请访问http://www.tulaoshi.com/webkaifa/）        var Dv = document.createElement("div");
        Dv.innerHTML = BodyHtml.join("br /");
        o.appendChild(Dv);
        var DvHeight = Dv.offsetHeight;
        while(Dv.offsetHeight /2 o.offsetHeight){
            Dv.innerHTML += "br /" + Dv.innerHTML;
        }
        Dv.innerHTML += "br /" + Dv.innerHTML;
        setInterval(function(){
            if(!Stop){
                o.scrollTop ++;
                if(o.scrollTop == o.scrollHeight - o.offsetHeight){
                    o.scrollTop = DvHeight - o.offsetHeight;
                }
                if(Pause){
                    if(o.scrollTop % o.offsetHeight == 0){
                        Stop = true;
                        setTimeout(function(){
                            Stop = Stop2;
                        }, 3000);
                    }
                }
            }
        }, this.Speed);
    }
}
//实例1
var marquee1 = new BYMarquee();
marquee1.Content = [
    {link : '#', text : '英法国防部证实两国核潜艇相撞'},
    {link : '#', text : '中国赴欧采购清单敲定 涉及金额150亿元'}
];
marquee1.Object = document.getElementById('marquee1');
marquee1.Start();
//实例2
var marquee2 = new BYMarquee();
marquee2.Content = [
    {link : '#', text : '剑仙李横握锋利嚣张的地铜剑，左右晃动'},
    {link : '#', text : '你的奴隶奋起反抗，被你狠狠地教训了一顿！'},
    {link : '#', text : '我的奴隶 Su.新武将 在奴隶市场输给了 金光灿烂'}
];
marquee2.Speed = 10;
marquee2.Object = document.getElementById('marquee2');
marquee2.Start();
//实例3
var marquee3 = new BYMarquee();
marquee3.Content = [
    {link : '#', text : '关于封装的方法之间调用的问题求助'},
    {link : '#', text : '如何用Javascript来删除浏览器的历史记录？'},
    {link : '#', text : '请高手帮忙破解一段代码'}
];
marquee3.Speed = 50;
marquee3.Pause = false;
marquee3.Object = document.getElementById('marquee3');
marquee3.Start();

//销毁
marquee1 = marquee2 = marquee3 = null;
/script
/body
/html

（本文来源于图老师网站，更多请访问http://www.tulaoshi.com/webkaifa/）