lastScrollY = 0;
function heartBeat(){
var diffY;
if (document.documentElement && document.documentElement.scrollTop)
diffY = document.documentElement.scrollTop;
else if (document.body)
diffY = document.body.scrollTop
else
{/*Netscape stuff*/}
//alert(diffY);
percent=.1*(diffY-lastScrollY);
if(percent>0)percent=Math.ceil(percent);
else percent=Math.floor(percent);
document.getElementById("leftDiv").style.top = parseInt(document.getElementById("leftDiv").style.top)+percent+"px";
document.getElementById("rightDiv").style.top = parseInt(document.getElementById("rightDiv").style.top)+percent+"px";
lastScrollY=lastScrollY+percent;
//alert(lastScrollY);
}
//下面这段删除后，对联将不跟随屏幕而移动。
window.setInterval("heartBeat()",1);
//-->
//关闭按钮
function close_left1(){
    left1.style.visibility='hidden';
}
function close_right1(){
    right1.style.visibility='hidden';
}

//显示样式
document.writeln("<style type=\"text\/css\">");
document.writeln("#leftDiv,#rightDiv{width:1002px;height:auto;position:absolute;}");
document.writeln(".itemFloat{width:1002px;height:auto;line-height:5px;;background-color:#fff;position:relative;}");
document.writeln("<\/style>");
//以下为主要内容
document.writeln("<div id=\"leftDiv\" style=\"top:20px;margin-left:auto;margin-right:auto;\">");
//------左侧各块开始
//---L1
//document.writeln("<div id=\"left1\" class=\"itemFloat\">");
//document.writeln("<img src=images/new_year.jpg width=270 height=300 />");
//document.writeln("<br><a href=\"javascript:close_left1();\" title=\"关闭上面的广告\">×<\/a><br>");
//document.writeln("<\/div>");
////------左侧各块结束
//document.writeln("<\/div>");
//document.writeln("<div id=\"rightDiv\" style=\"top:40px;right:5px\">");
//------右侧各块结束
//---R1
document.writeln("<div id=\"right1\" class=\"itemFloat\" >");
document.writeln("<div style=\"position:absolute;background-color:#fff;width:70px;height:30px;line-height:30px;left:930px;top:8px;text-align:center;\"><a href=\"javascript:close_right1();\" title=\"关闭广告\" style=\"color:#000;font-size:20px;font-family:'微软雅黑';\">×关闭<\/a></div><br>");
document.writeln("<img src=images/2012.jpg />");
document.writeln("<\/div>");

//------右侧各块结束
document.writeln("<\/div>");