<div style="filter:alpha(opacity=50);-moz-opacity:0.5;opacity:0.5;width:100%; background:#ffffff;">
背景半透明示例
</div>
<html>
<head>
<meta http-equiv="Content-Type"content="text/html; charset=gb2312"/>
<title>弹出窗口登录效果演示</title>
<style>
body,p {
margin: 0;
padding: 0;
text-align: center;
font: normal 14px/180% Tahoma,sans-serif;
}
#loginBox {
margin: 0 auto;
padding: 0px;
text-align: left;
width: 280px;
height: 150px;
background: #88dd00;
font-size: 9pt;
border: 1px solid #829AFF;
overflow: hidden;
filter: alpha(opacity=50);
opacity: 0.5;
-moz-opacity:0.5;
}
#loginBox .title {
text-align: left;
padding-left: 10px;
font-size: 11pt;
border-bottom: 1px solid #829AFF;
height: 25px;
line-height: 25px;
cursor: move;
}
#loginBox .t1 {
float: left;
font-weight: bold;
color: #AA7B7B;
text-decoration: none;
}
#loginBox .t2 {
float: right;
text-align: center;
line-height: 18px;
height: 18px;
width: 18px;
margin-top: 3px;
margin-right: 2px;
overflow: hidden;
border: 1px solid #FF5889;
background: #FFE0E9;
cursor: pointer;
}
#loginBox .login {
text-align: center;
width: 100%;
height: 100%;
}
input.submit {
float: right;
border: 1px solid #829AFF;
FONT-SIZE: 9pt;
background: #EAEEFF;
HEIGHT: 20px;
margin-top: 5px;
margin-right: 70px;
}
#bgDiv {
width: 100%;
height: 100%;
position: absolute;
top: 0px;
left: 0px;
right: 0px;
background-color: #777;
filter: progid: DXImageTransform.Microsoft.Alpha(style=3,opacity=25,finishOpacity=75) filter: alpha(opacity=70);
opacity: 0.7;
}
</style>
</head>
<body style="padding-top:200px; color:#ddd;">
<div id="bgDiv" style="display:none;">
</div>
<a href="javascript:" onClick="bgDiv.style.display='';login.style.display='';">点击演示</a>
<br><br>点击后将出现半透明窗口，且背景变暗不可操作<br>
弹出窗口可拖动<br>
关闭弹出窗口后，恢复到本页面
<div style="position:absolute; left:378px; top:150px; z-index:1; display: none;" id="login">
<div id="loginBox">
<p class="title" id="Mdown"><span class="t1">登录</span><span class="t2" title="关闭" onClick="login.style.display='none';bgDiv.style.display='none'" style="color:#000;">X</span></p>
<div class="login"><form method="post" action="post.asp">用户名:<input type="text"name="UserName" size="12" maxlength="10"><div class="login">密 码:<input type="text"name="Password" size="12" maxlength="10"></div><input class="submit" type="button" value="登录"></form></div>
</div>
</div>
<script type="text/javascript">
var IsMousedown, LEFT, TOP, S;
document.getElementById("Mdown").onmousedown=function(e) {
S = document.getElementById("login");
IsMousedown = true;
e = e||event;
LEFT = e.clientX - parseInt(S.style.left);
TOP = e.clientY - parseInt(S.style.top);
document.body.onmousemove = function(e) {
e = e||event;
if (IsMousedown) {
S.style.left = e.clientX - LEFT + "px";
S.style.top = e.clientY - TOP + "px";
}
}
document.onmouseup=function(){IsMousedown=false;}
}
</SCRIPT>
</body>
</html>
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