var marqueeContent=new Array(); //滚动主题
marqueeContent[0]='<a href="http://www.pcjc8.com" target="_blank">全站资料下载站</a>';
marqueeContent[1]='<a href="http://www.phpstudy.net/adsense/adsense.htm" target="_blank">Google AdSense</a>';
marqueeContent[2]='<a href="http://www.phpstudy.net/firefox/firefox.html" target="_blank">火狐浏览器下载</a>';
marqueeContent[3]='<a href="http://www.phpstudy.net/support.htm" class="hot" target="_blank">全站广告位招租</a>';
marqueeContent[4]='<a href="http://www.pcjc8.com" class="hot" target="_blank">全站资料下载站</a>';
marqueeContent[5]='<a href="http://www.phpstudy.net/adsense/adsense.htm" target="_blank">Google AdSense</a>';
marqueeContent[6]='<a href="http://www.pcjc8.com" class="hot">全站资料下载站</a>';
var marqueeInterval=new Array(); //定义一些常用而且要经常用到的变量
var marqueeId=0;
var marqueeDelay=4000;
var marqueeHeight=20;
function initMarquee() {
var str=marqueeContent[0];
document.write('<div id=marqueeBox style="overflow:hidden;height:'+marqueeHeight+'px" onmouseover="clearInterval(marqueeInterval[0])" onmouseout="marqueeInterval[0]=setInterval(\'startMarquee()\',marqueeDelay)"><div>'+str+'</div></div>');
marqueeId++;
marqueeInterval[0]=setInterval("startMarquee()",marqueeDelay);
}
function startMarquee() {
var str=marqueeContent[marqueeId];
marqueeId++;
if(marqueeId>=marqueeContent.length) marqueeId=0;
if(marqueeBox.childNodes.length==1) {
var nextLine=document.createElement('DIV');
nextLine.innerHTML=str;
marqueeBox.appendChild(nextLine);
}
else {
marqueeBox.childNodes[0].innerHTML=str;
marqueeBox.appendChild(marqueeBox.childNodes[0]);
marqueeBox.scrollTop=0;
}
clearInterval(marqueeInterval[1]);
marqueeInterval[1]=setInterval("scrollMarquee()",10);
}
function scrollMarquee() {
marqueeBox.scrollTop++;
if(marqueeBox.scrollTop%marqueeHeight==marqueeHeight){
clearInterval(marqueeInterval[1]);
}
}
initMarquee();