var showad = true; 
var Toppx = 110; //上端位置 
var AdDivW = 110; //宽度 
var AdDivH = 110; //高度 
var PageWidth = 800; //页面多少宽度象素下正好不出现左右滚动条 
var MinScreenW = 1024; //显示广告的最小屏幕宽度象素 
var ClosebuttonHtml = '<div align="right" style="position: absolute;top:0px;right:0px;margin:2px;padding:2px;z-index:2000;"><a href="javascript:;" onclick="hidead()" style="color:red;text-decoration:none;font-size:12px;"></a></div>' 
var AdContentHtml = '<div align="center" style="color:green;font-size:23pt;font-family:黑体;"></div>'; 
document.write ('<div id="Javascript.RightDiv" style="position: absolute;z-index:1000;width:'+AdDivW+'px;height:'+AdDivH+'px;top:-1000px;word-break:break-all;display:none;">'+ClosebuttonHtml+'<div>'+AdContentHtml+'</div></div>'); 
function scall(){ 
    if(!showad){return;} 
    if (window.screen.width<MinScreenW){ 
        showad = false; 
        document.getElementById("Javascript.RightDiv").style.display="none"; 
        return; 
    } 
    var Borderpx = ((window.screen.width-PageWidth)/2-AdDivW)/2; 

    document.getElementById("Javascript.RightDiv").style.display=""; 
    document.getElementById("Javascript.RightDiv").style.top=document.body.scrollTop+Toppx; 
    document.getElementById("Javascript.RightDiv").style.left=document.body.scrollLeft+document.body.clientWidth-document.getElementById("Javascript.RightDiv").offsetWidth-Borderpx; 
} 

function hidead() 
{ 
    showad = false; 
    document.getElementById("Javascript.RightDiv").style.display="none"; 
} 
window.onscroll=scall; 
window.onresize=scall; 
window.onload=scall;