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 x = 0; 
var y = 200; 
var diff = (document.body.scrollTop + y - document.all.AdLayer1.style.posTop)*.40; 
var y = document.body.scrollTop + y - diff; 
eval("document.all." + layerName + ".style.posTop = y"); 
eval("document.all." + layerName + ".style.posLeft = x"); 
setTimeout("MoveLeftLayer('AdLayer1');", 20); 
} 
function MoveRightLayer(layerName) { 
var x = 0; 
var y = 200; 
var diff = (document.body.scrollTop + y - document.all.AdLayer2.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('AdLayer2');", 20); 
} 
document.write("<div id=AdLayer1 style='position: absolute;visibility:hidden;z-index:1'></div>" 
+"<div id=AdLayer2 style='position: absolute;visibility:hidden;z-index:1'><a href='http://www.zhangzhou.cyberpolice.cn/' target=_blank><img src='zzwj.gif' border='0' height='125' width='125'></a></div>"); 
initEcAd()