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_left2() {
    left2.style.visibility = 'hidden';
}
//function close_left3() {
//    left3.style.visibility = 'hidden';
//}
function close_right1() {
    right1.style.visibility = 'hidden';
}
function close_right2() {
    right2.style.visibility = 'hidden';
}
//显示样式
document.writeln("<style type=\"text\/css\">");
document.writeln("#leftDiv,#rightDiv{width:120px;height:auto;background-color:#fff;position:absolute;}");
document.writeln(".itemFloat{width:120px;height:auto;line-height:15px}");
document.writeln("<\/style>");
//以下为主要内容
document.writeln("<div id=\"leftDiv\" style=\"top:40px;left:15px\">");
//------左侧各块开始
//---L1
document.writeln("<div id=\"left1\" class=\"itemFloat\">");
document.writeln("<img src=\"/Themes/Default/Images/AD/l3.jpg\" width=\"88\" height=\"476\" border=\"0\" \/>");
document.writeln("<br \/><a href=\"javascript:close_left1();\" title=\"关闭上面的广告\">×<\/a><br><br><br><br>");
document.writeln("<\/div>");
//---L2
//document.writeln("<div id=\"left2\" class=\"itemFloat\">");
//document.writeln("<a href=\"http://wuhan.cyberpolice.cn/ga/\"><img src=\"/Themes/Default/Images/AD/wj.gif\" width=\"120\" height=\"120\" border=\"0\" \/><\/a>");
//document.writeln("<br \/><a href=\"javascript:close_left2();\" title=\"关闭上面的广告\">×<\/a><br><br><br><br>");
//document.writeln("<\/div>");
//---L3
//document.writeln("<div id=\"left3\" class=\"itemFloat\">");
//document.writeln("<a target=_blank href=Read.aspx?cid=10&aid=9563><img border=0 src=\"/Themes/Default/Images/AD/tz_1.gif\" width=\"120\" height=\"120\" border=\"0\"></a>");
//document.writeln("<br \/><a href=\"javascript:close_left3();\" title=\"关闭上面的广告\">×<\/a>");
//document.writeln("<\/div>");
//------左侧各块结束
document.writeln("<\/div>");

document.writeln("<div id=\"rightDiv\" style=\"top:40px;right:15px\">");
////------右侧各块结束
////---R1
document.writeln("<div id=\"right1\" class=\"itemFloat\">");
document.writeln("<img src=\"/Themes/Default/Images/AD/r3.jpg\" width=\"88\" height=\"476\" border=\"0\" \/>");
document.writeln("<br><a href=\"javascript:close_right1();\" title=\"关闭上面的广告\">×<\/a><br><br><br><br>");
document.writeln("<\/div>");
////---R2
//document.writeln("<div id=\"right2\" class=\"itemFloat\">");
//document.writeln("<a target=_blank href=Read.aspx?cid=10&aid=9563><img border=0 src=\"/Themes/Default/Images/AD/tz_1.gif\" width=\"120\" height=\"120\" border=\"0\"></a>");
//document.writeln("<br><a href=\"javascript:close_right2();\" title=\"关闭上面的广告\">×<\/a>");
//document.writeln("<\/div>");
////------右侧各块结束
document.writeln("<\/div>");