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<!DOCTYPE html><html><head> <title>jQuery弹出层 模态框</title> <script src="./jquery.min.js" type="text/javascript"></script> <style> .btn{ height:100px; } .black_over{ display: none; position: fixed; width: 100%; height: 100%; z-index:1001; top: 0; left: 0; right: 0; left: 0; margin: auto; } .white_content { display: none; position: fixed; z-index:1002; overflow: auto; } </style> <script type="text/javascript"> $(function () { //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 _windowHeight = $(window).height(),//获取当前窗口高度 _windowWidth = $(window).width(),//获取当前窗口宽度 _popupHeight = $("#"+show_div).height(),//获取弹出层高度 _popupWeight = $("#"+show_div).width();//获取弹出层宽度 _posiTop = (_windowHeight - _popupHeight)/2; _posiLeft = (_windowWidth - _popupWeight)/2; $("#"+show_div).css({"left": _posiLeft + "px","top":_posiTop + "px","display":"block"});//设置position }; //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‘; }; $(".btn").click(function () { var src = $(this).attr("src"); $("#showcont").attr("src",src); ShowDiv(‘MyDiv‘,‘fade‘) }); $("#fade").click(function () { CloseDiv(‘MyDiv‘,‘fade‘) }); }); </script></head><body><!--<input id="Button1" type="button" value="点击弹出层" onclick="ShowDiv(‘MyDiv‘,‘fade‘)" />--><!--图片请换成自己的，点击图片弹出--><img src="tu.png" alt="sd" class="btn" ><img src="pic.jpg" alt="sd" class="btn" ><!--弹出层时背景层DIV--><div id="fade" class="black_over"></div><!--弹出层的内容--><div id="MyDiv" class="white_content"><img src="tu.png" id="showcont"></div></body></html> |
原文：http://www.cnblogs.com/alinaxia/p/6337974.html