<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>jQuery弹出层效果</title> <meta content="网页特效,特效代码,jQuery,css特效,Js代码,广告幻灯,图片切换" name="keywords" /> <meta content="jQuery弹出层效果，有关闭按钮，代码简单易懂，你可以随意修改弹出层的参数。" name="description" /> <script src="/uploads/common/js/jquery-1.4.2.min.js" type="text/javascript"></script> <style> .black_overlay{ display: none; position: absolute; top: 0%; left: 0%; 100%; height: 100%; background-color: black; z-index:1001; -moz-opacity: 0.8; opacity:.80; filter: alpha(opacity=80); } .white_content { display: none; position: absolute; top: 10%; left: 10%; 80%; height: 80%; border: 16px solid lightblue; background-color: white; z-index:1002; overflow: auto; } .white_content_small { display: none; position: absolute; top: 20%; left: 30%; 40%; height: 50%; border: 16px solid lightblue; background-color: white; z-index:1002; overflow: auto; } </style> <script type="text/javascript"> //弹出隐藏层 function ShowDiv(show_div,bg_div){ document.getElementById(show_div).style.display='block'; document.getElementById(bg_div).style.display='block' ; var bgdiv = document.getElementById(bg_div); bgdiv.style.width = document.body.scrollWidth; // bgdiv.style.height = $(document).height(); $("#"+bg_div).height($(document).height()); }; //关闭弹出层 function CloseDiv(show_div,bg_div) { document.getElementById(show_div).style.display='none'; document.getElementById(bg_div).style.display='none'; }; </script> </head> <body> <input id="Button1" type="button" value="点击弹出层" onclick="ShowDiv('MyDiv','fade')" /> <!--弹出层时背景层DIV--> <div id="fade" class="black_overlay"> </div> <div id="MyDiv" class="white_content"> <div style="text-align: right; cursor: default; height: 40px;"> <span style="font-size: 16px;" onclick="CloseDiv('MyDiv','fade')">关闭</span> </div> 目前来说，我还是喜欢这个自己改造的弹出层。自己在项目中也用的是这个。 </div> </body> </html>