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js+Css实现的一个简单对话框

2011-09-21 16:47 671 查看
 
<html>

<head>

    <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

    <title>提示信息框</title>

    <style type="text/css">

a{ color:#000; font-size:12px;text-decoration:none}

a:hover{ color:#900; text-decoration:underline}

body{background:;filter:progid:DXImageTransform.Microsoft.Gradient(gradientType=0,startColorStr=#ffffff,endColorStr=#003366); overflow:hidden}

#massage_box{ position:absolute; left:e­xpression((body.clientWidth-350)/2); top:e­xpression((body.clientHeight-200)/2); width:350px; height:200px;filter:dropshadow(color=#666666,offx=3,offy=3,positive=2); z-index:2; visibility:hidden}

#mask{ position:absolute; top:0; left:0; width:e­xpression(body.scrollWidth); height:e­xpression(body.scrollHeight); background:#666; filter:ALPHA(opacity=60); z-index:1; visibility:hidden}

.massage{border:#036 solid; border-width:1 1 3 1; width:95%; height:95%; background:#fff; color:#036; font-size:12px; line-height:150%}

.header{background:#036; height:10%; font-family:Verdana, Arial, Helvetica, sans-serif; font-size:12px; padding:3 5 0 5; color:#fff}

</style>

    <!--实现层移动-->

    <script language="javascript">

        var Obj = ''

        document.onmouseup = MUp

        document.onmousemove = MMove

        function MDown(Object) {

            Obj = Object.id

            document.all(Obj).setCapture()

            pX = event.x - document.all(Obj).style.pixelLeft;

            pY = event.y - document.all(Obj).style.pixelTop;

        }

        function MMove() {

            if (Obj != '') {

                document.all(Obj).style.left = event.x - pX;

                document.all(Obj).style.top = event.y - pY;

            }

        }

        function MUp() {

            if (Obj != '') {

                document.all(Obj).releaseCapture();

                Obj = '';

            }

        }

    </script>

</head>

<body>

    <div id="massage_box">

        <div class="massage">

            <div class="header" onmousedown="MDown(massage_box)">

                <div style="display: inline; width: 150px; position: absolute">

                    本站提示信息

                </div>

                <span onclick="massage_box.style.visibility='hidden'; mask.style.visibility='hidden'"

                    style="float: right; display: inline; cursor: hand">×</span></div>

            <ul style="margin-right: 25">

                <li>本人申明此博客所有文章（包括文章插图）均为原创，如需引用或转载请注明出处。 </li>

                <li>欢迎大家对博文中观点留言评述，谢绝无聊人士无素质无观点的灌水漫骂。</li><li>本站已设背景音乐，听音乐盒中收集的音乐时请先到页面底部关闭背景音乐。</li></ul>

        </div>

    </div>

    <div id="mask">

    </div>

    <span onclick="mask.style.visibility='visible';massage_box.style.visibility='visible'"

        style="cursor: hand"><a href="#">显示提示信息</a></span>

   

    bottom here

</body>

</html>
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