function initEcAd() {
document.all.AdLayer1.style.posTop = -200;
document.all.AdLayer1.style.visibility = 'visible'
document.all.AdLayer2.style.posTop = -200;
document.all.AdLayer2.style.visibility = 'visible'
MoveLeftLayer('AdLayer1');
MoveRightLayer('AdLayer2');
}
function MoveLeftLayer(layerName) {
var a = 15;
var b = 480;
var diff = (document.body.scrollTop + b - document.all.AdLayer1.style.posTop)*.40;
var b = document.body.scrollTop + b - diff;
eval("document.all." + layerName + ".style.posTop = parseInt(b)");
eval("document.all." + layerName + ".style.posLeft = a");
setTimeout("MoveLeftLayer('AdLayer1');", 20);
}
function MoveRightLayer(layerName) {
var a = 15;
var b = 480;
var diff = (document.body.scrollTop + b - document.all.AdLayer2.style.posTop)*.40;
var b = document.body.scrollTop + b - diff;
eval("document.all." + layerName + ".style.posTop = b");
eval("document.all." + layerName + ".style.posRight = a");
setTimeout("MoveRightLayer('AdLayer2');", 20);
} 
document.write("<div id=AdLayer1 style='position: absolute;visibility:hidden;z-index:1'><a href=http://www.club-g.com.cn/mailinglist/ target=_blank><img src=http://www.club-g.com.cn/templates/images/mailinglist_AD.gif alt=AD border=0></a></div>"
+"<div id=AdLayer2 style='position: absolute;visibility:hidden;z-index:1'><a href=http://www.club-g.com.cn/mailinglist/ target=_blank><img src=http://www.club-g.com.cn/templates/images/mailinglist_AD.gif alt=AD border=0></a></div>");
initEcAd()