转一个alert

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JavaScript CSS XHTML ASP C

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="gb2312" >
<head>
    <meta http-equiv="content-type" content="text/html; charset=gb2312" />
    <meta name="author" content="Smiling Dolphin" />
    <meta name="keywords" content="design, css, cascading, style, sheets, xhtml, graphic design, w3c, web standards, visual, display, java, javascript, c++, php, jsp, asp, py, pl" />
    <meta name="description" content="my favorites language." />
    <meta name="robots" content="all" />
    <title>Dolphin Document</title>
    <style type="text/css" title="currentStyle" media="screen">
        body,p{
            margin:0px;
            padding:0px;
        }
    </style>
</head>
<body>
<input type="button" value="显示Alert" onclick="alert('真的要关闭本窗口？')" />
<textarea>这里显示文章</textarea>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<p>abc</p>
<script language="javascript" type="text/javascript">
window.alert = function(txt)
{
    var shield = document.createElement("DIV");
    shield.id = "shield";
    shield.style.position = "absolute";
    shield.style.left = "0px";
    shield.style.top = "0px";
    shield.style.width = "100%";
    shield.style.height = document.body.scrollHeight+"px";
    shield.style.background = "#333";
    shield.style.textAlign = "center";
    shield.style.zIndex = "10000";
    shield.style.filter = "alpha(opacity=0)";
    var alertFram = document.createElement("DIV");
    alertFram.id="alertFram";
    alertFram.style.position = "absolute";
    alertFram.style.left = "50%";
    alertFram.style.top = "50%";
    alertFram.style.marginLeft = "-225px";
    alertFram.style.marginTop = "-75px";
    alertFram.style.width = "450px";
    alertFram.style.height = "150px";
    alertFram.style.background = "#ccc";
    alertFram.style.textAlign = "center";
    alertFram.style.lineHeight = "150px";
    alertFram.style.zIndex = "10001";

    strHtml  = "<ul style=\"list-style:none;margin:0px;padding:0px;width:100%\">\n";
    strHtml += "    <li style=\"background:#DD828D;text-align:left;padding-left:20px;font-size:14px;font-weight:bold;height:25px;line-height:25px;border:1px solid #F9CADE;\">[系统提示]</li>\n";
    strHtml += "    <li style=\"background:#fff;text-align:center;font-size:12px;height:120px;line-height:120px;border-left:1px solid #F9CADE;border-right:1px solid #F9CADE;\">"+txt+"</li>\n";
    strHtml += "    <li style=\"background:#FDEEF4;text-align:center;font-weight:bold;height:25px;line-height:25px; border:1px solid #F9CADE;\"><input type=\"button\" value=\"关 闭\" onclick=\"doOk()\" /></li>\n";
    strHtml += "</ul>\n";
    alertFram.innerHTML = strHtml;
    document.body.appendChild(alertFram);
    document.body.appendChild(shield);
    var c = 0;
    this.doAlpha = function(){
        if (c++ > 20){clearInterval(ad);return 0;}
        shield.style.filter = "alpha(opacity="+c+");";
    }
    var ad = setInterval("doAlpha()",5);
    this.doOk = function(){
        window.close();
    }
    alertFram.focus();
    document.body.onselectstart = function(){return false;};
}

</script>

</body>
</html>

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table细节 | iframe笔记

2009-01-14 11:00
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