超酷循环出现的新闻特效代码
来源：互联网 发布：中文域名管理办法 编辑：程序博客网 时间：2024/05/17 03:41
<HTML>
<HEAD>
<title>多段文字多行逐段单个出现的特效</title>
<script language=JAVAscript>...
<!--
// ------ 定义全局变量
var theNewsNum;
var theAddNum;
var totalNum;
var CurrentPosion=0;
var theCurrentNews;
var theCurrentLength;
var theNewsText;
var theTargetLink;
var theCharacterTimeout;
var theNewsTimeout;
var theBrowserVersion;
var theWidgetOne;
var theWidgetTwo;
var theSpaceFiller;
var theLeadString;
var theNewsState;
function startTicker()
...{
// ------ 设置初始数值
theCharacterTimeout = 50;//字符间隔时间
theNewsTimeout = 2000;//新闻间隔时间
theWidgetOne = "_";//新闻前面下标符1
theWidgetTwo = "-";//新闻前面下标符
theNewsState = 1;
//theNewsNum = document.body.children.incoming.children.NewsNum.innerText;//新闻总条数
//add by lin
theNewsNum = document.getElementById("incoming").children.AllNews.children.length;//新闻总条数
theAddNum = document.getElementById("incoming").children.AddNews.children.length;//补充条数
totalNum =theNewsNum+theAddNum;
theCurrentNews = 0;
theCurrentLength = 0;
theLeadString = " ";
theSpaceFiller = " ";
runTheTicker();
}
// --- 基础函数
function runTheTicker()
...{
if(theNewsState == 1)
...{
if(CurrentPosion<theNewsNum)...{
setupNextNews();
}
else...{
setupAddNews();
}
CurrentPosion++;
if(CurrentPosion>=totalNum||CurrentPosion>=5) CurrentPosion=0; //最多条数不超过5条
}
if(theCurrentLength != theNewsText.length)
...{
drawNews();
}
else
...{
closeOutNews();
}
}
//more javascript from http://www.webjx.com
// --- 跳转下一条新闻
function setupNextNews()
...{
theNewsState = 0;
theCurrentNews = theCurrentNews % theNewsNum;
theNewsText = document.getElementById("AllNews").children[theCurrentNews].children.Summary.innerText;
theTargetLink = document.getElementById("AllNews").children[theCurrentNews].children.NewsLink.innerText;
theCurrentLength = 0;
document.all.hottext.href = theTargetLink;
theCurrentNews++;
}
function setupAddNews()
...{
theNewsState = 0;
theCurrentNews = theCurrentNews % theAddNum;
theNewsText = document.getElementById("incoming").children.AddNews.children[theCurrentNews].children.Summary.innerText;
theTargetLink = document.getElementById("incoming").children.AddNews.children[theCurrentNews].children.NewsLink.innerText;
theCurrentLength = 0;
document.all.hottext.href = theTargetLink;
theCurrentNews++;
}
// --- 滚动新闻
function drawNews()
...{
var myWidget;
if((theCurrentLength % 2) == 1)
...{
myWidget = theWidgetOne;
}
else
...{
myWidget = theWidgetTwo;
}
document.all.hottext.innerHTML = theLeadString + theNewsText.substring(0,theCurrentLength) + myWidget + theSpaceFiller;
theCurrentLength++;
setTimeout("runTheTicker()", theCharacterTimeout);
}
// --- 结束新闻循环
function closeOutNews()
...{
document.all.hottext.innerHTML = theLeadString + theNewsText + theSpaceFiller;
theNewsState = 1;
setTimeout("runTheTicker()", theNewsTimeout);
}
window.onload=startTicker;
//-->
</script>
</HEAD>
<BODY>
<table>
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<div id=incoming style="DISPLAY: none">
<div id=AllNews>
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