var showad = true;
var Toppx = 200; //上端位置
var AdDivW = 100; //宽度
var AdDivH = 300; //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 = ''
var AdContentHtml = '';
document.write ('');
document.write ('');
function scall(){
if(!showad){return;}
if (window.screen.width
