function initEcAd() {
document.all.A_dLayer1.style.posTop = -200;
document.all.A_dLayer1.style.visibility = 'visible'
document.all.A_dLayer2.style.posTop = -200;
document.all.A_dLayer2.style.visibility = 'visible'
MoveLeftLayer('A_dLayer1');
MoveRightLayer('A_dLayer2');
}
function MoveLeftLayer(layerName) {
var x = 5;
var y = 100;// 左侧广告距离页首高度
var diff = (document.body.scrollTop + y - document.all.A_dLayer1.style.posTop)*.40;
var y = document.body.scrollTop + y - diff;
eval("document.all." + layerName + ".style.posTop = parseInt(y)");
eval("document.all." + layerName + ".style.posLeft = x");
setTimeout("MoveLeftLayer('A_dLayer1');", 20);
}
function MoveRightLayer(layerName) {
var x = 5;
var y = 100;// 右侧广告距离页首高度
var diff = (document.body.scrollTop + y - document.all.A_dLayer2.style.posTop)*.40;
var y = document.body.scrollTop + y - diff;
eval("document.all." + layerName + ".style.posTop = y");
eval("document.all." + layerName + ".style.posRight = x");
setTimeout("MoveRightLayer('A_dLayer2');", 20);
}

document.write("<div id=A_dLayer1 style='position: absolute;visibility:hidden;z-index:1'><a href='new.asp?id=486&lx=3' target='_blank'><img src=images/ming_jia1.jpg border='0'></a></div>"
+"<div id=A_dLayer2 style='position: absolute;visibility:hidden;z-index:1'><a href='new.asp?id=485&lx=3' target='_blank'><img src=images/ming_jia2.jpg border='0'></a></div>");
initEcAd()// JavaScript Document