特效描述:对联广告 浮动固定层 可关闭对联广告 广告横幅。可关闭对联广告
代码结构
1. HTML代码
var showad = true;
var Toppx = 60;//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 = '
关闭'
var AdContentHtml = '
';
document.write ('
'+ClosebuttonHtml+''+AdContentHtml+'');
document.write ('
'+ClosebuttonHtml+''+AdContentHtml+'');
function scall(){
if(!showad){
return;
}
if (window.screen.width
alert("临时提示:\n\n显示器分辨率宽度小于"+MinScreenW+",不显示广告");
showad = false;
document.getElementById("Javascript.LeftDiv").style.display="none";
document.getElementById("Javascript.RightDiv").style.display="none";
return;
}
var Borderpx = ((window.screen.width-PageWidth)/2-AdDivW)/2;
document.getElementById("Javascript.LeftDiv").style.display="";
document.getElementById("Javascript.LeftDiv").style.top=document.body.scrollTop+Toppx;
document.getElementById("Javascript.LeftDiv").style.left=document.body.scrollLeft+Borderpx;
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.LeftDiv").style.display="none";
document.getElementById("Javascript.RightDiv").style.display="none";
}
window.οnscrοll=scall;
window.οnresize=scall;
window.οnlοad=scall;