前端ABC<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>qdabc.cn</title>
<style type="text/css">
#dialog{
background-color:#D2ADAD;
width:400px;
height:400px;
z-index:999;
display:none;
position:relative;
}
#close{
float: right;
width: 10px;
height: 10px;
padding: 5px 10px 0px 0px;
cursor:pointer;
}
#dialogContent{
text-align:center;
margin:20px;
}
</style>
</head>
<body>
<div>
<button id="click">提交</button>
</div>
<div id="dialog" >
<span>弹窗</span><span id="close">X</span>
<div id="dialogContent">
内容
</div>
</div>
<script type="text/javascript">
document.getElementById("click").onclick = function(evt){
document.getElementById("dialog").style.display = 'block';
document.getElementById("dialog").style.top = (document.documentElement.clientHeight-400)/2 +'px';
document.getElementById("dialog").style.left = (document.documentElement.clientWidth-400)/2 +'px';
}
document.getElementById("close").onclick = function(evt){
document.getElementById("dialog").style.display = 'none';
}
</script>
</body>
</html>
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