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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" alt="" id="showcont">
</div>
</body>
</html>
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