此特效代码可以作新闻展示或者其它用途,只要我们喜欢就行
<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> <tr><td> <div id=visible>网页教学网快报：<a href="" id=hottext target="_blank"></a></div> </td></tr> </table> <div id=incoming style="DISPLAY: none"> <div id=AllNews> <div id=1> <div id=Summary>全国政协代表团出访三国 出席经社理事会会议</div> <div id=NewsLink>#</div> </div> <div id=2> <div id=Summary>[东方时空]六天七夜降服森林大火</div> <div id=NewsLink>#</div> </div> <div id=3> <div id=Summary>香港特区政府就曾荫权请辞政务司司长发表声明</div> <div id=NewsLink>#</div> </div> <div id=4> <div id=Summary>刘云山会见老挝客人 </div> <div id=NewsLink>#</div> </div> <div id=5> <div id=Summary>曾庆红强调先进性教育活动要自始至终注重实效</div> <div id=NewsLink>#</div> </div> </div> <div id=AddNews> </div> </div>
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