//   ------   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 = 5000; //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();
    }
}
//   ---   跳转下一条新闻   
function setupNextNews() {
    theNewsState = 0;
    theCurrentNews = theCurrentNews % theNewsNum;
    theNewsText = document.getElementById("incoming").children.AllNews.children[theCurrentNews].children.Summary.innerText;
    theTargetLink = document.getElementById("incoming").children.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;