網頁左右兩側居中的對聯廣告代碼-頁面特效-網頁制作大寶庫免費網頁特效代碼

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>無標題文檔</title> <style> #left{ width:200px;height:450px; position:absolute; left:0px; background:red; border:1px #000 solid} #right{width:200px;height:450px; position:absolute; right:0px; background:blue; border:1px #000 solid} #x,#y{ width:10px; height:10px;position:absolute;right:0px; top:0px;} </style> <script> window.onload=window.onscroll=function() { var oLeft = document.getElementById("left"); var oRight = document.getElementById("right"); var scrollY=document.documentElement.scrollTop||document.body.scrollTop; var clientH = document.documentElement.clientHeight; var oCloseX =document.getElementById("x") var oCloseY =document.getElementById("y") oLeft.style.top=(clientH-oLeft.offsetHeight)/2+scrollY+"px"; oRight.style.top=(clientH-oRight.offsetHeight)/2+scrollY+"px"; oCloseX.onclick=function() { this.parentNode.parentNode.removeChild(this.parentNode); } } </script> </head> <body style="height:2000px;"> <div id="left"> <div id="x">x</div> </div> <div id="right"> <div id="y">x</div> </div> </body> </html>

(責任編輯：大寶庫)