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IE11
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PgDn
<html>
<head>
<title>只弹出一次提示的弹出窗口</title>
<script language="JavaScript1.2">
var ie=document.all
var dom=document.getElementById
var ns4=document.layers
var bouncelimit=32 //(must be divisible by 8)
var curtop
var direction="up"
var boxheight=''
function initbox(){
if (!dom&&!ie&&!ns4)
return
crossobj=(dom)?document.getElementById("dropin").style : ie? document.all.dropin : document.dropin
CSS代码...
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JS代码...