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 = 58; 
var diff = (document.documentElement.scrollTop + y - document.all.AdLayer1.style.posTop)*.40 
var y = document.documentElement.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 = 58; 
var diff = (document.documentElement.scrollTop + y - document.all.AdLayer2.style.posTop)*.40; 
var y = document.documentElement.scrollTop + y - diff; 
eval("document.all." + layerName + ".style.posTop = y"); 
eval("document.all." + layerName + ".style.posRight = x"); 
setTimeout("MoveRightLayer('AdLayer2');", 20); 
} 





//关闭按钮  
function close_AdLayer5(){  
    AdLayer5.style.visibility='hidden';  
} 
function close_AdLayer4(){  
    AdLayer4.style.visibility='hidden';  
}  
function close_AdLayer3(){  
    AdLayer3.style.visibility='hidden';  
}  

function close_AdLayer2(){  
    AdLayer2.style.visibility='hidden';  
} 
function close_AdLayer1(){  
    AdLayer1.style.visibility='hidden';  
}  
document.write("<div id=AdLayer1 style='position: absolute;visibility:hidden;z-index:1'><a href='http://www.cnmill.com/display/news2_52641.htm' target='_blank'><img src='ad/newad.jpg' alt='' width='20' height='318' border='0' id=EccoolAd/></a><br/>&nbsp;<a href=\"javascript:close_AdLayer1();\" title=\"关闭上面的广告\"><img src=ad/off.gif border=0/><\/a></div>" 
			   
+"<div id=AdLayer2 style='position: absolute;visibility:hidden;z-index:1'><a href='http://www.cnmill.com/display/news2_52641.htm' target='_blank'><img src='ad/newad.jpg' alt='' width='20' height='318' border='0' id=EccoolAd2/></a><br/>&nbsp;<a href=\"javascript:close_AdLayer2();\" title=\"关闭上面的广告\"><img src=ad/off.gif border=0/><\/a></div>");  
initEcAd()