<!DOCTYPE html>
<html >
<head>
<title>DIV CSS遮罩层</title>
<script language="javascript" type="text/javascript">
function showdiv() {
document.getElementById("bg").style.display ="block";
document.getElementById("show").style.display ="block";
}
function hidediv() {
document.getElementById("bg").style.display ='none';
document.getElementById("show").style.display ='none';
}
</script>
<style type="text/css">
#bg{ display: none;
position: absolute;
top: 0%;
left: 0%;
width: 100%;
height: 100%;
background-color: black;
z-index:10;
-moz-opacity: 0.7; //透明度
opacity:0.7; //透明度
<!-- filter: alpha(opacity=70);} --> //滤镜
#show{display: none;
position: absolute;
top: 25%; left: 20%;
width: 53%; height: 49%;
padding: 38px;
border: 8px solid red;
background-color: yellow;
z-index:1002; overflow: auto;}
</style>
</head>
<body>
<div id="bg"></div>
<input id="btnshow" type="button" value="Show" onclick="showdiv();"/>
<div id="bg"></div>
<div id="show">测试
<input id="btnclose" type="button" value="Close" onclick="hidediv();"/>
</div>
</body>
</html>
点击遮罩关闭遮罩和弹出框：
<pre name="code" class="html"><!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>DIV CSS遮罩层</title>
<script language="javascript" type="text/javascript">
function showdiv() {
document.getElementById("bg").style.display = "block";
document.getElementById("show").style.display = "block";
}
function hidediv() {
document.getElementById("bg").style.display = 'none';
document.getElementById("show").style.display = 'none';
}
function bgshow() { //点击遮罩关闭遮罩和弹出框：
document.getElementById("bg").style.display = 'none';
document.getElementById("show").style.display = 'none';
}
</script>
<style type="text/css">
#bg {
display: none;
position: absolute;
top: 0%;
left: 0%;
width: 100%;
height: 100%;
background-color: black;
z-index: 10;
-moz-opacity: 0.7; //透明度
opacity: 0.7; //透明度
/* filter: alpha(opacity=70); //滤镜 */
}
#show {
display: none;
position: absolute;
top: 25%;
left: 20%;
width: 53%;
height: 49%;
padding: 38px;
border: 8px solid red;
background-color: yellow;
z-index: 1002;
overflow: auto;
}
</style>
</head>
<body>
<input id="btnshow" type="button" value="Show" onclick="showdiv();" />
<div id="bg" onclick="bgshow();"></div>
<div id="show">测试
<input id="btnclose" type="button" value="Close" onclick="hidediv();" />
</div>
</body>
</html>
